3" Italian-Style Memory Foam GRANDMattress TopperThis premium version features 2-1/2" of breathable, Italian-style ventilated memory foam and a zoned memory foam top layer for added pressure-relieving support. A soft, micro-knit cover with a quilted diamond design and stain resistance completes this luxurious offering. The primary purpose of a memory foam mattress topper is to provide added comfort and support benefits for the sleeper while reducing motion transfer. Memory foam responds to your body's weight and shape to create a customized "cradle" for your body.Italian-Style Memory Foam GRANDMattress Topper features: 2-1/2" Italian-style ventilated memory foam 1/2" zoned memory foam top layer Micro-knit surface fabric with stain resistance Inner cover adds increased protection and durability 2-year limited warranty Italian-Style Ventilated Memory Foam Ordinary memory foams often require body heat to achieve their ideal functionality, but Italian-style ventilated memory foam is specially designed to be less dependent on temperature. Italian-style memory foam can achieve optimum feel and comfort regardless of the ambient room temperature. The ventilated construction also increases the breathability of the topper and helps reduce thermal build-up. Zoned Memory Foam Top Layer Different areas of the body require different levels of comfort and support. The topper features an additional 1/2" of premium memory foam in a comfort-quilted top layer. This highly responsive top layer incorporates a five-zone configuration which addresses individual sections of the body for specialized pressure relief. Responding to your body's weight, the memory foam provides varying degrees of firmness, giving proper support where needed, for maximum sleeping comfort. Micro-Knit Quilted Surface Fabric The 280-gram-weight micro-knit surface fabric was hand-selected for its ultra-luxurious feel. It features a stain-resistant application to help protect the mattress topper and keep it looking fresh and new for years to come. The bottom surface fabric has tiny, rubber-like grippers that help keep the topper in place on your mattress by creating a non-skid surface. Material Content: Micro-knit surface fabric (top and sides): 52% polyester / 48% viscose rayon Protective inner cover: 100% polypropylene Ventilated memory foam: 100% polyurethane Bottom surface fabric: 82% polyester / 18% cotton Care Instructions: Do not machine wash or dry. Spot clean ONLY using mild soap and/or non-chlorine bleach. Imported.