Side sleepers often need more cushioning at the shoulders and hips than a firm mattress can provide. The right topper can add pressure relief, improve comfort, and help regulate temperature without replacing the entire mattress.
We compare 10 options across memory foam, pillow-top, cooling, waterproof, and dual-layer designs so you can find a better match for your sleep position, budget, and comfort preferences.
Best 10 Mattress Toppers for Side Sleepers Picks for 2026
Best Bamboo-Foam Value
- 1700 GSM shredded memory foam cushions shoulders and hips
- Air-layer bamboo-viscose surface promotes airflow
- Deep pocket fits 8–21-inch mattresses
Best For: Side and hot sleepers wanting medium-firm pressure relief
Best Premium Cooling Pick
Saatva Graphite Memory Foam Topper
- 3-inch memory foam layer cushions side-sleeper pressure points
- Graphite infusion helps manage excess heat
- Reduces motion transfer and includes an organic cotton cover
Best For: Side sleepers preferring soft, contouring comfort
Best Washable Pillow Top
- Soft bamboo-viscose pillow top adds plush cushioning
- Deep elastic pockets fit 6–18-inch mattresses
- Machine washable for convenient upkeep
Best For: Side sleepers wanting soft, washable pillow-top comfort
Best Adjustable Layering
- Combines 2-inch gel foam with a 2-inch air-mesh layer
- Medium-firm cushioning supports hips, shoulders, and spine
- Deep pocket and corner straps help prevent shifting
Best For: Sleepers wanting thick, cooling, customizable comfort
Best Waterproof Cooling Pick
Bamboo Waterproof Memory Foam Topper
- Cooling bamboo-derived fabric surface
- Plush cushioning for shoulders and hips
- Waterproof barrier and deep-pocket fit
Best For: Side sleepers who want cooling comfort with mattress protection
Best Soft Washable Option
Full Cloud-Like Microfiber Topper
- Extra-thick, fluffy microfiber construction
- Breathable fill for hot sleepers
- Machine washable with adjustable straps
Best For: Side sleepers wanting soft, easy-care cushioning
Best Deep-Cushioning Pick
PERLECARE 3-Inch Gel Memory Foam Topper
- Three-inch plush gel memory foam layer
- Breathable, washable zippered cover
- Non-slip bottom and adjustable straps
Best For: Side sleepers who want substantial pressure-relieving cushioning
Soft Bamboo Comfort
Ultra Soft Queen Mattress Topper
- Plush bamboo-derived rayon pillow top
- Breathable, sweat-absorbent design
- Machine-washable 20-inch deep pocket
Best For: Side sleepers wanting soft, breathable cushioning
Extra-Thick Contouring Support
SHOUREN 5-Inch Memory Foam Topper
- 5-inch dual-layer foam construction
- Body-contouring pressure relief
- Four-way straps help prevent shifting
Best For: Side sleepers wanting thick, soft foam cushioning
Balanced Cooling Support
5-Inch Dual-Layer Queen Topper
- Dual-layer foam with a plush pillow top
- Cooling, breathable construction
- Fits mattresses 8–21 inches deep
Best For: Side sleepers wanting cooling comfort and medium-firm support
Best Bamboo-Foam Value – Bamboo Memory Foam Topper
For shoppers comparing mattress toppers for side sleepers, this Queen topper combines 1700 GSM shredded memory foam with a bamboo-viscose air-layer surface. Its medium-firm feel is designed to cushion shoulders, hips, and the spine while promoting airflow.
Best For: Side sleepers, hot sleepers, and anyone seeking medium-firm pressure relief with a deep-pocket fit.
Pros:
- 1700 GSM shredded memory foam cushions common pressure points.
- Open-cell foam and bamboo-viscose fabric support airflow in warmer conditions.
- Integrated elastic pocket fits mattresses from 8 to 21 inches thick.
- OEKO-TEX STANDARD 100 certified materials.
Cons:
- Spot clean only.
- Requires 24–48 hours to fully expand after vacuum-sealed delivery.
- Not water resistant.
This is a practical choice if you want noticeable cushioning, broad mattress compatibility, and breathable materials without replacing your mattress. The medium-firm construction may suit side sleepers who prefer support rather than a very plush surface.
Best Premium Cooling Pick – Saatva Graphite Memory Foam Topper
This Saatva topper is a strong option among mattress toppers for side sleepers who want a substantial 3-inch layer. Graphite-infused memory foam is intended to draw away excess heat while contouring to the body for pressure relief.
Best For: Side sleepers wanting soft, body-hugging comfort, cooling support, and reduced motion transfer.
Pros:
- Three inches of pressure-relieving memory foam provide pronounced cushioning.
- Graphite infusion helps draw excess heat away from the body.
- Memory foam helps reduce motion transfer between sleeping partners.
- Includes an organic cotton cover and CertiPUR-US certified materials.
Cons:
- Listed as soft, which may not suit shoppers seeking firmer support.
- Hand wash only.
- Not water resistant.
Choose this topper if soft contouring and partner-friendly motion isolation are higher priorities than a firmer feel. Its graphite construction adds a cooling-focused feature, while the 3-inch profile can substantially change the feel of an existing mattress.
Best Washable Pillow Top – BEDLORE Bamboo Pillow Topper
If you prefer a plush surface over foam, this BEDLORE model is worth considering among mattress toppers for side sleepers. Its bamboo-viscose and polyester pillow-top construction is designed to add softness, while the elasticized deep-pocket skirt helps keep it in place.
Best For: Side sleepers who want a soft, breathable pillow-top feel with machine-washable care.
Pros:
- Soft pillow-top construction adds cushioning to a firm or worn mattress.
- Bamboo-viscose fabric is designed for breathable comfort.
- Stretchable pockets fit mattresses from 6 to 18 inches thick.
- Machine washable for easier maintenance.
Cons:
- Uses polyester filling rather than memory foam for pressure relief.
- Listed as soft, so it may provide less structured support than a foam topper.
- Not water resistant.
This topper makes the most sense when your main goal is a softer, more quilted sleep surface and convenient cleaning. It offers broad but not extra-deep mattress compatibility, so measure your mattress before ordering.
Best Adjustable Layering – Dual-Layer Cooling Gel Topper
This 4-inch dual-layer design stands out among mattress toppers for side sleepers who want both cushioning and support options. It pairs 2 inches of cooling gel memory foam with a 2-inch 3D air-mesh layer, allowing the topper to provide a plush or firmer setup.
Best For: Side, back, and stomach sleepers seeking thick cushioning, cooling airflow, and a secure fit.
Pros:
- Two-layer construction balances gel-foam cushioning with a 3D air-mesh surface.
- Medium-firm support is designed to cradle hips, shoulders, and the spine.
- 360-degree deep-pocket skirt and four corner straps help limit shifting.
- Removable top layer is machine washable; foam is CertiPUR-US certified.
Cons:
- Four-inch thickness may significantly alter the height and feel of the bed.
- Requires 48–72 hours to fully expand.
- A temporary factory scent may occur during setup.
This is the most feature-rich choice here for shoppers who want a thick, supportive transformation rather than a subtle comfort layer. Its anchor system is especially useful for restless sleepers or adjustable beds, while the washable top layer simplifies upkeep.
Best Waterproof Cooling Pick – Bamboo Waterproof Memory Foam Topper
For shoppers comparing mattress toppers for side sleepers, this DOWNCOOL queen topper combines a plush pillow-top feel with a thin gel memory foam layer intended to cushion the shoulders, hips, and back. Its cooling surface and waterproof barrier also make it a practical choice for hot sleepers who want mattress protection.
Best For: Side sleepers seeking pressure-relieving cushioning, cooling fabric, and waterproof protection.
Pros:
- Gel memory foam and 3D polyester fiber provide plush cushioning for pressure-prone areas.
- Cooling fabric blend is designed to feel breathable and cool to the touch.
- Waterproof bottom barrier helps protect against spills, sweat, and pet stains.
- Deep-pocket design fits mattresses from 8 to 21 inches, according to the supplied details.
Cons:
- Spot clean only, so the topper itself is not machine washable.
- Requires 24–48 hours in a ventilated area to expand and release packaging odors.
This topper is a well-rounded option when cooling and spill protection matter as much as softer support. Side sleepers should note that its comfort layer is described as thin, so shoppers wanting a more substantial foam feel may prefer a thicker model.
Best Soft Washable Option – Full Cloud-Like Microfiber Topper
This full-size microfiber topper is a soft, fluffy choice for shoppers looking at mattress toppers for side sleepers. Its 3D snow-down alternative fill adds cushioning and airflow, while adjustable straps are designed to keep the topper in place on thicker mattresses.
Best For: Side sleepers who prefer a soft, breathable, washable topper with a cloud-like feel.
Pros:
- Extra-thick microfiber construction and 3D fill provide plush cushioning.
- Breathable fabric supports airflow and temperature regulation for hot sleepers.
- Adjustable straps and stretchy sides help secure it to the mattress.
- Machine-washable design simplifies routine care.
Cons:
- Available size listed here is Full, not Queen.
- It is not water resistant, so it does not protect the mattress from spills or sweat.
- Soft fill may offer less contouring than a memory foam topper.
Choose this model for surface softness and easy maintenance rather than deep foam pressure relief. It can add comfort to a firm bed, but shoppers seeking pronounced body contouring may want a memory foam alternative.
Best Deep-Cushioning Pick – PERLECARE 3-Inch Gel Memory Foam Topper
For side sleepers who need more substantial cushioning, the PERLECARE queen topper adds a 3-inch gel memory foam comfort layer designed to soften a mattress and disperse pressure. A washable cover, non-slip bottom, and elastic straps make it a practical long-term upgrade.
Best For: Side sleepers wanting a thick, plush memory foam layer with a removable washable cover.
Pros:
- Three inches of gel memory foam provide a deeper plush comfort layer.
- Designed to help disperse pressure and add softness to a mattress.
- Ventilated foam and a breathable cover support airflow.
- Machine-washable zippered cover, non-slip bottom, and elastic straps aid upkeep and stability.
Cons:
- The topper itself is not water resistant.
- At 20.2 pounds, it may be more cumbersome to handle than a thinner topper.
- Its thicker profile may substantially change the feel and height of the bed.
This is the strongest fit for side sleepers prioritizing pressure-relieving depth over mattress protection. The washable cover improves maintenance, while the secure bottom and straps help reduce shifting during use.
Soft Bamboo Comfort – Ultra Soft Queen Mattress Topper
If you want mattress toppers for side sleepers with a plush, cushioned feel, the Niagara Sleep Solution topper is a straightforward option. Its bamboo-derived rayon blend, pillow-top design, and sweat-absorbent construction add softness while the deep pocket helps it fit mattresses from 8 to 20 inches deep.
Best For: Side sleepers and hot sleepers who prefer a soft, breathable pillow-top layer.
Pros:
- Ultra-soft bamboo-derived rayon top with a plush feel
- Provides extra cushioning and full-body support
- Breathable and sweat-absorbent for warmer sleepers
- Machine-washable and designed for mattresses up to 20 inches deep
Cons:
- It is not water resistant
- Requires shaking and up to 48 hours to fully recover after unpacking
This topper is best suited to shoppers prioritizing softness, breathability, and easy washing over firmer foam support. Its stretchy deep-pocket skirt should also help limit shifting on thicker mattresses.
Extra-Thick Contouring Support – SHOUREN 5-Inch Memory Foam Topper
For shoppers comparing mattress toppers for side sleepers, the SHOUREN combines substantial thickness with body-contouring foam. Its 5-inch construction uses gel memory foam and shredded supportive foam to cushion the shoulders, hips, and back while four-way elastic straps help keep the topper in position.
Best For: Side sleepers seeking a very thick, soft topper with contouring pressure relief.
Pros:
- Extra-thick 5-inch design adds significant cushioning
- Dual-layer foam contours to body curves
- Four-way corner straps help prevent shifting
- Quilted fabric is designed to distribute filling evenly
Cons:
- Spot clean only
- Requires 24–48 hours to expand after opening
- Its soft, extra-thick profile may not suit shoppers seeking a firmer feel
The SHOUREN stands out when pressure relief and height are the priorities. The secure straps are useful for restless sleepers, though the spot-clean-only care instructions require more maintenance than a machine-washable cover.
Balanced Cooling Support – 5-Inch Dual-Layer Queen Topper
This dual-layer model is one of the more versatile mattress toppers for side sleepers, pairing a supportive foam base with cooling memory foam and a 2-inch pillow top. The medium-firm feel cushions the shoulders, hips, and lower back while open-cell construction and breathable materials are intended to improve airflow.
Best For: Side sleepers and hot sleepers who want cushioned comfort with medium-firm support.
Pros:
- 5-inch, three-part design balances cushioning and support
- Cooling memory foam and breathable pillow top promote airflow
- Deep pocket and 360-degree elastic skirt fit mattresses from 8 to 21 inches
- Removable, machine-washable cover; foam is CertiPUR-US certified
Cons:
- Requires 24–48 hours to fully expand
- It is not water resistant
- The substantial 5-inch height may change the feel and height of the bed
This topper is a strong all-around choice for a firm or aging mattress, especially if you want side-sleeping cushioning without giving up medium-firm support. Its wide mattress-height range and washable cover add practical convenience for bedrooms or guest spaces.
How We Picked These Mattress Toppers for Side Sleepers
We focused on features that matter most when sleeping on your side: cushioning for pressure points, enough support to keep the spine aligned, temperature control, and secure fit. The selection includes multiple thicknesses and materials, from responsive memory foam to softer fiber-filled and pillow-top designs. We also considered practical details such as washable covers, waterproof protection, cooling gel or graphite, motion isolation, and suitability for different comfort preferences.
Because comfort is subjective, no single topper is ideal for everyone. Body weight, mattress firmness, sleeping temperature, and whether you prefer a plush or supportive feel all affect the best choice.
Quick Comparison
| Best For | Look For | Why It Matters |
|---|---|---|
| Pressure relief | Memory foam, 3 to 5 inches | Cushions shoulders and hips while reducing pressure buildup |
| Hot sleepers | Graphite, gel, ventilated foam, or breathable fibers | Helps limit heat retention during the night |
| Plush comfort | Pillow-top or thick fiber fill | Adds softness without the deeper hug of memory foam |
| Back pain concerns | Balanced cushioning and support | Helps avoid excessive sinking and poor spinal alignment |
| Spill protection | Waterproof cover or pad | Protects the mattress from moisture and stains |
Key Buying Factors for Mattress Toppers for Side Sleepers
Thickness and Firmness
A topper around 2 to 3 inches can soften a moderately firm mattress while preserving some of its support. A 4- or 5-inch model creates a more substantial change and may suit sleepers needing significant cushioning, though very soft toppers can allow the hips to sink too far. Choose a feel that fills the gap between your body and mattress without leaving your spine angled downward.
Material and Temperature
Memory foam generally provides strong contouring and motion isolation, but traditional foam can retain heat. Gel, graphite, open-cell construction, and breathable covers may improve temperature management. Fiber and pillow-top toppers usually feel airier and more buoyant, but may compress or require occasional refluffing.
Fit, Care, and Durability
Verify the bed size and measure your mattress depth before buying. Stretchable skirted covers help prevent shifting, while straps or fitted designs provide a more secure fit. Removable, washable covers are useful for regular maintenance; waterproof layers add protection but may slightly change the feel or breathability.
Who Should Buy Which Mattress Toppers for Side Sleepers?
- Choose a contouring memory foam topper if your shoulders and hips need targeted pressure relief or you share a bed and want reduced motion transfer.
- Choose a cooling design if you regularly wake up hot and prefer the closer feel of foam but want better temperature management.
- Choose a plush pillow-top or fiber topper if you want surface softness, easier movement, and a less enveloping feel.
- Choose a thicker dual-layer model if your mattress is especially firm and you need both cushioning and underlying support.
- Choose a waterproof topper if protecting the mattress from spills, sweat, or accidents is a priority.
Before ordering, check the return policy and allow compressed foam time to expand and air out as directed. If your mattress is sagging significantly, a topper may improve comfort temporarily but cannot correct the underlying support problem.