Futon Mattress Fabric: The Cover is high-quality polyester, the inner filling is polyester and high-density base support foam. A layer of additional padding sewn on top of a mattress to make it soft and improve circulation by reducing pressure points. Queen size: 60" wide x 80" long Reinforced Support: The futon mattress adopts double layer tape edge runs along the edges of the mattress surface, protecting against edge break-down. High side edge reinforces the support along the outer edges of the mattress Square Shape Quilting: The mattress is sewn into a square shape with fine stitches. There are four layers: cover + quilting + high-density base support foam + quilting + cover, which adapt to the human body structure curve and relieve physical fatigue. The quilted mattress is suitable for bedroom, floor, guest room, tent, teepee Multi-functional Mattress: The mattress pad could be used as bedroom futon mattress, floor mattress, carpet, tatami pad, also could be guest bed or tent mattress. It is a good accompany for your family, just enjoy your life with MAXYOYO Futon Mattress Important Tip: Due to compressed package, there may be a lump in the middle of the mattress, please don't worry, it will disappears after the mattress is laid flat on the floor for a few days. Periodically turning over and rotating a mattress to prevent body impressions. Dry the floor mattress frequently in the sun to keep it fluffy Square Shape Quilting: The mattress is sewn into a square shape with fine stitches. There are four layers: cover + quilting + high-density base support foam + quilting + cover, which adapt to the human body structure curve and relieve physical fatigue. The quilted mattress is suitable for bedroom, floor, guest room, tent, teepee