"Add a noticeable layer of comfort to your bed with the Lavio cooling gel memory foam mattress topper, designed to fit a small double mattress. Extra thick at 4 inches, it offers instant pressure relief and improved comfort without replacing your existing mattress, making it a practical upgrade for everyday sleeping. Its dual-layer construction combines 2 inch cooling gel memory foam with 2 inch bamboo charcoal memory foam to help regulate temperature while providing balanced support. A non-slip base and adjustable elastic corner straps keep the topper securely in place, while the breathable knitted fabric cover is removable and machine washable for easy care and everyday hygiene. Supplied vacuum packed for transport, allow 48-72 hours for the topper to fully expand and return to its original shape. Key features Brand: Lavio Extra thick 4 inch mattress topper for a small double mattress Dual-layer design: 2 inch cooling gel memory foam and 2 inch bamboo charcoal memory foam Helps regulate temperature while providing balanced support Non-slip base with adjustable elastic corner straps Breathable knitted fabric cover with zip fastening Cover is removable and machine washable Vacuum packed; allow 48-72 hours to fully expand Dimensions 190cm x 120cm x 10cm (L x W x H) Care Remove the knitted fabric cover and machine wash for easy cleaning and everyday hygiene. Please note: Colours shown are as accurate as possible, though may vary slightly depending on your screen settings."