38 inch mattress

Bestier 6" Full AeroFusion Mattress with 3 Configurations & Jacquard Fabric & Flex Support

Dyonery 12 in An integrated hybrid spring mattress, of medium hardness, helps relieve pressure and alleviate back pain

Signature Design by Ashley Hybrid 1300 13 Inch Plush Memory Foam Mattress

Signature Design by Ashley 10 Inch Chime Hybrid Innerspring Mattress with Cooling Gel Memory Foam

Dyonery Medium Firm Memory Foam Mattress,Hybrid Pocket Spring Mattress in a Box, CertiPUR-US,Breathable Support for Back Pain Relief,King Size

Dyonery Extra Firm & Firm Mattress Topper for Pain Relief 4 Inch Full/Queen Size/King with Ice Silk Cover,Cooling Gel+Bamboo High-Density Support

Emma and Oliver Blue Water-Resistant Memory Foam Mattress with Zippered Cover

Garvee Tufted Japanese Folding Floor Mattress, 4" Thick Foam Tatami Mat Portable Sleeping Bed for Guest Room Apartment Living Camping

Best Choice Products 4in Thick Folding Portable Onyx Black Mattress Topper w/ Carry Case, Washable Cover

Memory Foam Camping Mattress - 63"x26"x4" Perfect for Outdoor Activities

Invacare Softform Premier Hospital Bed Mattress – 36"x80"x6", IPM1080, Medical-Grade Support

ProHeal Multi-Tiered Foam Hospital Bed Mattress - 36" x 76" x 6"

Memory Foam Camping Mattress - 75"x30"x4" Perfect for Outdoor Activities

Lucid Comfort Collection Medium 10" Gel Memory Foam Mattress

ProHeal Multi-Tiered Foam Hospital Raised-Rail Bed Mattress - 36" x 76" x 6"

Sealy DuoBreathe 2-Stage Crib 5.75" Foam Mattress - White/Gray: Waterproof, Removable Mesh Cover, Firm Toddler Bed

10-inch multi-zone structurally distributed mattress with edge support

FDW 12 Inch Mattress Medium Firm Hybrid Mattress Pocket Spring Design Pressure Relief CertiPUR-US Certified

FDW 10 Inch Mattress Medium Firm Hybrid Mattress Pocket Spring Design Pressure Relief CertiPUR-US Certified