🛌 Sleep Smart, Live Better! Designed for Twin XL beds, ideal for dorms and compact spaces. Get ready to jump into comfort—literally! Speed up decompression with a little bounce. Enjoy a supportive sleep surface that caters to your back's needs. Experience the joy of instant comfort as you watch your mattress decompress! Sleep soundly knowing your mattress is CertiPur-US certified for safety and sustainability. CertiPur-US certified 8-inch thickness Twin XL size The Sealy Foam Bed in a Box offers an 8-inch firm feel, perfect for Twin XL beds. It's CertiPur-US certified, ensuring a safe and eco-friendly sleep environment. Simply unbox and watch it decompress for instant comfort.