Bamboo MEMORY FOAM: 4 inches of soft memory foam provide a “sink-in” feeling to help make a firm mattress plush. Foam mattress topper is ventilated to promote air transfer for a comfortable sleep climate. BAMBOO CHARCOAL: Bamboo charcoal is infused in the bed topper, wicking away moisture and regulating odors for a fresh sleep environment PROTECT YOUR TOPPER: We recommend using a Lucid mattress protector for your bed to protect against any leaks or spills to ensure a long life of the memory foam mattress topper CERTIFIED FOAM: All Lucid memory foam is CertiPur-US certified for safety and performance of the mattress topper to give you peace of mind TOPPER IN A BOX: We design all our Lucid mattress toppers to arrive at your home in an easy-to-carry box. Simply unbox, unroll, and wait 24-48 hours for the topper to expand. At Lucid, we make beds for the whole family— because when you wake up feeling your best, your family gets the best version of you too. The Lucid 4-inch Bamboo Charcoal Memory Foam Mattress Topper is an affordable way to transform a firm mattress into a plush experience. The four inches of responsive memory foam cradle your body with a plush “sink-in” feeling like a cloud. Designed to fit, a Queen size mattress topper perfectly complements a Queen mattress. And the bamboo charcoal infusion provides temperature regulation, and moisture wicking and odor reducing properties to maintain a fresh sleep environment. The foam topper is ventilated to promote air transfer, ensuring a comfortable sleep climate and all Lucid memory foam is CertiPur-US® Certified for safety and performance. For shipping convenience, the topper is shipped directly to your door in an easy-to-carry box. Comfort awaits.