Without Cover Soft & Resilient: Perfect solution to uncomfortable mattress! Add the cooling gel mattress pad on top of your existing mattress, soft yet resilient topper is engineered for ideal pressure-relieving support. Cooling Gel Infusion: Cooling gel-infused topper promotes air circulation through its ventialted design to dissipate heat while providing superior softness and comfort. Renew old mattress: Our foam topper helps extend the useful life of your old mattress. Just buy one of ours and you can instantly experience luxurious sleep at a fraction of the cost. CertiPUR-US Certified: Highest quality foam is CertiPUR-US Certified for durability, performance, and content. Our mattress topper is multi-certified to give you the sweet sleep experience. In a Box Delivery: Your mattress topper will be compressed, rolled, and in a compact box for easy delivery and setup. Easy installation that can be done in 3 minutes. This a cooling gel memory foam topper, you can use it to renew your old mattress.