[ Dimensions ] - 75 x 25 x 4 inches[ Dual Layer ] - 1" Cooling Gel Memory Foam + 3" High Density Foam[ Compact & Portable ] - Foldable mattress design offers efficient portability and easy storage in all types of environment[ Multi-purpose ] - Perfect versatile bed for temporary sleeping solution, from guest bed to playroom, and from camping to road trips![ Comfort & Support ] - Soft cooling gel memory foam adapts to body contours and regulates temperature, while durable high density foam guarantees stable support and uniform weight distribution[ Washable Cover ] - 100% polyester grey jacquard fabric resists wrinkles and enhances durability, ensuring the CertiPUR-US certified mattress topper is both breathable and protected against moisture, dust, and debris[ Bed-in-a-Box ] - Smart shipping & delivery with vacuum-sealed packaging technology. Please allow the product to rest in room temperature for 72 hours to fully expand and recover