Choose the side that suits you best! This reversible Serta mattress topper lets you select your favorite topper texture. In white. Features 54"W x 75"L x 2 1/2"D 2 1/2" memory foam, 3-lb. density Cradling support on one side Contoured comfort on the other Relieves pressure points Breathable design Construction & Care Viscoelastic foam Spot clean Manufacturer's 10-year limited warranty Made in the USA Memory Foam Tips Remove from packaging within 72 hours Allow 48 hours for this product to return to its original shape After unwrapping, air product for a few hours to eliminate trapped odors Attention: Topper dimensions may be slightly smaller than your mattress dimensions for a secure fit under your fitted sheet. Cover not included.