8" Twin Size Bed Mattress Gel-Infused Memory Foam Hybrid Mattress, Dark Gray, Mattress in a Box, Firm Comfort Mattress

Pocket coils are encased individually to isolate movement and minimize sleep disturbance CertiPUR-US certified foam meets the standard for content emissions and durability Comfort level: firm Pocket coil count: 312 Easy set up: cut away the thick plastic warp, unroll the mattress and allow up to 48 hours for mattress to fully expand to its proper shape and size. Fabric Color: Dark gray