Manufacturer-Verified Specs · Updated 2026-10-25

Cooling Pillows for Side Sleepers: Loft, Gussets & Airflow Compared

By the CoolingPillows.com Editorial Team Criteria: 10-Point Pillow Spec Framework Sources: 18 Manufacturer-Verified Models

Side sleeping places the greatest vertical distance between your head and the mattress surface—typically 4.5 to 6.5 inches depending on shoulder breadth and mattress plushness. The models below combine high-profile or user-adjustable loft with breathable cores and cool-touch or moisture-wicking covers.

How These Models Compare

If you want to fine-tune the exact height under your neck, compare the Coop Cool+ Adjustable Pillow or the shoulder-recessed Coop Original Cut-Out Pillow. If you prefer a buoyant core that never needs fluffing, compare the Purple Harmony Pillow and Brooklyn Bedding Talalay Latex Pillow. Also read our side sleeper buying guide.

Side-by-Side 10-Criteria Specification Table

Model & Size Sleep Position Fit Dimensions & Loft Fixed vs. Adjustable Fill Material Cover Composition Cooling Mechanism Washing & Care Details & Retail
Coop Cool+ Adjustable
Coop Sleep Goods · Queen Classic (SKU CPL005QN-00; 7 lb / 3175 g shipping weight)
Side, Back, Stomach 17 in x 27 in with 2 in gusset; user-adjustable loft from low to high Fully adjustable fill via interlocking dual-case zipper system; includes bonus bag of Oomph Cool+ fill Oomph Cool+ plus-shaped gel-infused viscoelastic polyurethane foam and microfiber blend Outer cover: polyethylene, polyester, and spandex cool-touch knit; Inner liner: nylon, polyester, and ventilated phase-change gel memory foam pad on one side Polyethylene-blend cool-touch outer cover, ventilated phase-change gel foam liner pad, and plus-shaped cross-cut foam fill for internal airflow Machine wash outer cover separately on cold gentle cycle; do not machine wash gel-lined inner case or foam fill Check price on Amazon
Purple Harmony (Medium)
Purple · Standard, Medium 6.5 in Loft (also offered in Low 5.5 in and Tall 7.5 in)
Side, Back 26 in x 17 in x 6.5 in (Medium height; 4.2 lb total weight) Fixed core (loft height selected at purchase: 5.5 in, 6.5 in, or 7.5 in) Ventilated Talalay latex core wrapped in 360-degree Honeycomb GelFlex Grid (Hyper-Elastic Polymer) Moisture-wicking stretch Breeze Mesh knit cover (92% nylon fiber, 8% spandex fiber) Open-air Honeycomb GelFlex Grid channels combined with pin-core ventilated Talalay latex and a 92% nylon / 8% spandex mesh cover Machine wash removable cover cold separately and air dry; spot clean latex/Grid core only Check price on Amazon
Coop Original Cut-Out (Queen)
Coop Sleep Goods · Queen Cut-Out Shape (SKU CPL002QN-00; 4082 g shipping weight)
Side 18 in x 28 in with 2 in structured side gusset and contoured shoulder recess; adjustable loft Fully adjustable fill via zippered inner liner; includes extra 1/2 lb Oomph fill bag Medium-firm cross-cut virgin memory foam and polyester microfiber blend Lulltra knit cover (60% polyester, 40% bamboo-derived viscose rayon) contoured to the Cut-Out shoulder curve; 100% polyester inner liner Airflow between cross-cut foam pieces and 2-inch gusseted walls combined with a breathable viscose-from-bamboo/polyester cover Machine washable removable cover and inner pillow in cold water on gentle cycle; tumble dry low Check price on Amazon
Brooklyn Bedding Talalay Latex
Brooklyn Bedding · Queen (Available in Low ~4 in or High ~5 in Profile; SKU BBTLPHPQQ)
Side, Back Queen footprint with ~4 in Low Profile or ~5 in High Profile molded core Fixed solid Talalay latex core 100% ventilated Talalay latex with pin-core airflow channels Removable TENCEL Lyocell blend cover derived from sustainably sourced wood pulp Open-cell Talalay latex structure with vertical ventilation channels paired with a moisture-wicking TENCEL Lyocell cover Removable outer cover machine washes on gentle setting (tumble dry low or lay flat); spot clean latex insert only Check price on Amazon
Coop Original Body Pillow
Coop Sleep Goods · Full Body Size (20 in x 54 in; SKU FNSKU-CHG-Body; 9525 g / ~21 lb shipping weight)
Side 20 in x 54 in full-length body pillow; adjustable loft and knee/hip thickness Fully adjustable fill via interlocking dual-case zipper system Proprietary blend of medium-firm cross-cut memory foam and microfiber fill Removable Lulltra outer cover (60% polyester, 40% bamboo-derived viscose rayon); 100% polyester inner liner Separates knees and ankles for side sleepers while allowing air to move through cross-cut foam fill and the Lulltra knit cover Zip-off Lulltra outer cover is machine washable in cold water on gentle cycle; use a body pillow protector to avoid washing the heavy inner pillow Check price on Amazon

Detailed Model Profiles in This Shortlist

Coop Sleep Goods Cool+ Adjustable Pillow (Queen, Classic) studio product photo
Adjustable-Fill Pillows Side SleeperBack SleeperStomach Sleeper

Coop Sleep Goods Cool+ Adjustable Pillow (Queen, Classic)

Side, back, and combination sleepers who want both a polyethylene cool-touch outer cover and customizable shredded-fill height.

Selected Size
Queen Classic (SKU CPL005QN-00; 7 lb / 3175 g shipping weight)
Dimensions & Loft
17 in x 27 in with 2 in gusset; user-adjustable loft from low to high
Adjustability
Fully adjustable fill via interlocking dual-case zipper system; includes bonus bag of Oomph Cool+ fill
Fill Composition
Oomph Cool+ plus-shaped gel-infused viscoelastic polyurethane foam and microfiber blend
Cover Fabric
Outer cover: polyethylene, polyester, and spandex cool-touch knit; Inner liner: nylon, polyester, and ventilated phase-change gel memory foam pad on one side
Cooling Mechanism
Polyethylene-blend cool-touch outer cover, ventilated phase-change gel foam liner pad, and plus-shaped cross-cut foam fill for internal airflow
Care & Washing
Machine wash outer cover separately on cold gentle cycle; do not machine wash gel-lined inner case or foam fill
Purple Harmony Pillow (Standard, Medium Loft) studio product photo
Latex Pillows Side SleeperBack Sleeper

Purple Harmony Pillow (Standard, Medium Loft)

Hot sleepers who dislike the slow sink of memory foam and want continuous airflow through an open elastomer grid and perforated Talalay latex core.

Selected Size
Standard, Medium 6.5 in Loft (also offered in Low 5.5 in and Tall 7.5 in)
Dimensions & Loft
26 in x 17 in x 6.5 in (Medium height; 4.2 lb total weight)
Adjustability
Fixed core (loft height selected at purchase: 5.5 in, 6.5 in, or 7.5 in)
Fill Composition
Ventilated Talalay latex core wrapped in 360-degree Honeycomb GelFlex Grid (Hyper-Elastic Polymer)
Cover Fabric
Moisture-wicking stretch Breeze Mesh knit cover (92% nylon fiber, 8% spandex fiber)
Cooling Mechanism
Open-air Honeycomb GelFlex Grid channels combined with pin-core ventilated Talalay latex and a 92% nylon / 8% spandex mesh cover
Care & Washing
Machine wash removable cover cold separately and air dry; spot clean latex/Grid core only
Coop Sleep Goods Original Cut-Out Pillow for Side Sleepers (Queen) studio product photo
Specialty Shapes Side Sleeper

Coop Sleep Goods Original Cut-Out Pillow for Side Sleepers (Queen)

Dedicated side sleepers who want a curved center cutout that accommodates the top of the shoulder while supporting the cervical spine.

Selected Size
Queen Cut-Out Shape (SKU CPL002QN-00; 4082 g shipping weight)
Dimensions & Loft
18 in x 28 in with 2 in structured side gusset and contoured shoulder recess; adjustable loft
Adjustability
Fully adjustable fill via zippered inner liner; includes extra 1/2 lb Oomph fill bag
Fill Composition
Medium-firm cross-cut virgin memory foam and polyester microfiber blend
Cover Fabric
Lulltra knit cover (60% polyester, 40% bamboo-derived viscose rayon) contoured to the Cut-Out shoulder curve; 100% polyester inner liner
Cooling Mechanism
Airflow between cross-cut foam pieces and 2-inch gusseted walls combined with a breathable viscose-from-bamboo/polyester cover
Care & Washing
Machine washable removable cover and inner pillow in cold water on gentle cycle; tumble dry low
Brooklyn Bedding Talalay Latex Pillow (Queen, High Profile) studio product photo
Latex Pillows Side SleeperBack Sleeper

Brooklyn Bedding Talalay Latex Pillow (Queen, High Profile)

Side and back sleepers who want a single-piece Talalay latex pillow that holds its loft all night without needing fluffing.

Selected Size
Queen (Available in Low ~4 in or High ~5 in Profile; SKU BBTLPHPQQ)
Dimensions & Loft
Queen footprint with ~4 in Low Profile or ~5 in High Profile molded core
Adjustability
Fixed solid Talalay latex core
Fill Composition
100% ventilated Talalay latex with pin-core airflow channels
Cover Fabric
Removable TENCEL Lyocell blend cover derived from sustainably sourced wood pulp
Cooling Mechanism
Open-cell Talalay latex structure with vertical ventilation channels paired with a moisture-wicking TENCEL Lyocell cover
Care & Washing
Removable outer cover machine washes on gentle setting (tumble dry low or lay flat); spot clean latex insert only
Coop Sleep Goods Original Adjustable Body Pillow (20 x 54 in) studio product photo
Specialty Shapes Side Sleeper

Coop Sleep Goods Original Adjustable Body Pillow (20 x 54 in)

Side sleepers who want full-length knee, hip, and shoulder alignment with customizable fill density.

Selected Size
Full Body Size (20 in x 54 in; SKU FNSKU-CHG-Body; 9525 g / ~21 lb shipping weight)
Dimensions & Loft
20 in x 54 in full-length body pillow; adjustable loft and knee/hip thickness
Adjustability
Fully adjustable fill via interlocking dual-case zipper system
Fill Composition
Proprietary blend of medium-firm cross-cut memory foam and microfiber fill
Cover Fabric
Removable Lulltra outer cover (60% polyester, 40% bamboo-derived viscose rayon); 100% polyester inner liner
Cooling Mechanism
Separates knees and ankles for side sleepers while allowing air to move through cross-cut foam fill and the Lulltra knit cover
Care & Washing
Zip-off Lulltra outer cover is machine washable in cold water on gentle cycle; use a body pillow protector to avoid washing the heavy inner pillow

Frequently Asked Questions

Should side sleepers choose a gusseted or knife-edge cooling pillow?

A 1.5 to 2 inch side gusset helps the pillow maintain full loft right to the perimeter so your head does not roll downward when sleeping near the edge.

Why do many side sleepers pair a head pillow with a body pillow?

Hugging a 20 x 54 inch adjustable body pillow supports the upper arm and separates the knees, reducing spinal rotation and skin-on-skin heat build-up.