This super slip tube is made of premium quality heavy-duty materials with 18 oz PVC, reinforced inside a nylon mesh. Resistant to our winter temperatures. Equipped with 2 handles for more grip, during the descent and a strong belt to facilitate transport during the ascent. Several sizes available: 30 “/ 36” / 42 “. You can have it with or without a background. The bottoms are made of 18 oz PVC.