Best side sleeper mattresses 2026: chosen by a sleep science coach

Mattress Mattress type Materials Firmness Height Certifications Trial period Shipping Guarantee Nolah Evolution Hybrid Organic cotton or GlacioTex cover, AirFoam Luxe memory foam, gel memory foam, AirBreath edge gusset, pocket springs Plush, luxury company, company 15 inches CertiPur-US, GreenGuard Gold 120 nights; 30-day break-in period required before initiating return ($99 shipping fee) Arrives in a box as part of standard shipping; white glove delivery available (mattress installation and removal of old bed) for $225 Limited lifespan Helix Midnight Luxury Hybrid Tencel cover, memory foam, pocket springs One option is 6.5/10 13.5 inches CertiPur-US, GreenGuard Gold 120 nights; 30-day break-in period required before returning Free for customers in the contiguous United States Limited lifespan Hybrid Elite Bear Hybrid Phase Change Material (PCM) Cooling Cover, Copper Infused Memory Foam, Dynamic Memory Foam, Pocket Springs Soft, medium, firm 14 inches CertiPur-US, GreenGuard Gold 120 nights; 30-day break-in period required before returning Free for customers in the contiguous United States Limited lifespan Leesa Sapira Chill Hybrid Phase change cooling cover, memory foams, pocket springs Fluffy, medium firm, firm 14 inches CertiPur-US, GreenGuard Gold 120 nights; 30-day break-in period required before returning Free for customers in the contiguous United States Limited lifespan Naturepedic EOS Classic Hybrid Organic cotton cover, plant-based PLA layer, organic wool batting, organic latex, organic cotton batting, organic cotton padding and fabric, pocket springs Plush, Medium, Firm Cushion, Firm, Extra Firm (each side may have different firmnesses) 12 inches Global Organic Latex Standard (GOLS), Global Organic Textile Standard (GOTS), Made Safe, EWG verified, GreenGuard Gold, formaldehyde-free claim verified by UL Environment, Organic Content Standard certified, Organic Trade Association certified, Responsible Wool Standard certified, Forest Stewardship Council certified 100 nights; 30 day break period required before starting return Arrives in a box as part of standard shipping. For contiguous U.S. buyers, the mattress configuration costs $299; installation and removal of the old bed costs $349. Limited to 25 years Delivered by Contour5 Memory foam Cotton cover, memory foam Medium, firm 12.5 inches CertiPur-US, GreenGuard Gold One-year sleep trial; $99 return fee White glove delivery included with purchase Lifetime Casper Dream Hybrid Memory foam hybrid Knit cover, memory foam, zoned memory foam, pocket springs, foam rail edge support Medium firm 12 inches CertiPur-US 100 nights Comes in a box as part of standard shipping; separate shipping costs for Alaska and Hawaii limited to 10 years Natural Luxury Birch Hybrid Cover in organic cotton, wool, organic latex, pocket springs AVERAGE 11.5 inches Global Organic Latex Standard (GOLS), GreenGuard Gold 120 nights; 30-day break-in period required before initiating return ($99 shipping fee) Arrives in a box as part of standard shipping; white glove delivery available for $199 Limited lifespan The Wink bed Hybrid Tencel cover, memory foam, pocket springs Softer, Luxurious, Firm, Firm, More 13.5 inches CertiPur-US 120 nights; 30-day break-in period required before initialing the return Free shipping via UPS Ground to the contiguous United States Limited lifespan Wolf Premium Firm Memory Foam Hybrid Mattress Hybrid Cooling cover, memory foam, support foam, pocket springs Medium firm 13 inches CertiPur-US 101 nights; 30-day break-in period required before returning Arrives in a box as part of standard shipping Limited lifespan Get a receipt Hybrid Organic cotton cover, lumbar support layer, foam infused with graphite and phase change materials, high density memory foam, micro coils, pocket coils, plant-based fire barrier Supportive plush, 3.5/10 15 inches CertiPur-US, GreenGuard Gold 365 nights, return shipping is $99 White glove delivery included with purchase Lifetime Personal comfort Rejuvenation Smart bed Phase Change Cooling Cover, Copper Gel Memory Foam, Support Foam, Ultra-Flex Air Chambers, Rail System, Comfort Foam, Bottom Cover, Air Control Unit 45 firmness levels 13 inches CertiPur-US 120 nights Arrives in a box as part of standard shipping 5 years of full coverage, 20 years of prorated coverage