Flash Furniture 4" Cooling Memory Foam Full Mattress in a Box for Sleeper Sofas, Dorm, Boat, or RV Use

Flash Furniture 4" Cooling Memory Foam Full Mattress in a Box for Sleeper Sofas, Dorm, Boat, or RV Use Four-Inch Cooling Memory Foam Full Mattress in a Box Perfect for Sleeper Sofa or Dorm Room White Cover is Soft, Breathable, and Removable for Washing Memory Foam Layer Will Not Lose Shape Over Time and is Ideal for Any Sleep Position Support Foam Base Layer for Added Comfort Fiberglass-Free Construction Foam is CertiPUR-US Certified for Dependable Comfort No Assembly Necessary; Simply Unbox, Unroll, and Allow 48-72 Hours for Foam to Fully Expand Mattress Can be Spot Cleaned with a Damp Cloth or Remove Zippered, Knitted Cover for Machine Washing PRODUCT MEASUREMENTS: 53"W x 72"D x 4.5"H