Gel memory foam mattress topper in a box experience enhanced comfort and sleep with our 40d-gel-infused memory foam twin size mattress topper. The cooling properties of the gel memory foam regulate body temperature and provide pressure relief heat dissipation ensuring a cozy and comfortable sleep. It also revitalizes old mattresses adds softness to firm mattresses and extends the lifespan of your mattress. Our certified mattress topper holds both the certipur-us and standard 100 by oeko-tex certifications guaranteeing its safety and durability. Available in twin size with options of 2 3 or 4 thickness it s suitable for various spaces and occasions. If your body type is heavy it is recommended to choose a 4-inch mattress topper. Before use allow the memory foam to expand for 48-72 hours in a well-ventilated area. Maintenance includes a 180 horizontal flip every other month for optimal performance. Enjoy better sleep wherever you are whether in dorms camping tents living room sleepovers or rvs. Size information: twin mattress topper : 75 l x 39 w twin xl mattress topper : 80 l x 38 w full mattress topper : 75 l x 54 w queen mattress topper : 80 l x 60 w king mattress topper : 80 l x 76 w california king mattress topper : 84 l x 72 w Brand: Blorly Size: [Full]