DURABILITY: Constructed of a heavy-duty K80 PVC bladder and double-stitched full nylon cover with a reinforced towing system for strength and durability. FAST INFLATION AND DEFLATION: Equipped with Boston Valve, it is exceptionally quick and easy to either inflate or deflate your towable tubes. The secure one-way inflation design minimizes the risk of air leaks when you are on the water. Any product you return must be in the same condition you received it and in the original packaging.We usually respond within 24 hours on weekdays. Thank you for shopping at our store. This item is in the category "Sporting Goods\Water Sports\Wakeboarding & Waterskiing\Tubing & Towables". The seller is "b00y4k4guy" and is located in this country: US. This item can be shipped worldwide.