Sign up to receive special insider notifications of our latest deals, promotions, and new listings! Mach Inflatable Double Rider Cockpit Towable Lake Water Tube (Open Box). This item's box is slightly damaged, but the item itself is in very good condition! Heavy-gauge PVC bladder with RF welded seams. Deluxe nylon handles with neoprene knuckle guards.Speed safety valve for quick inflation and deflation. Dimensions: 69 x 69 inches. Product Condition: Open Box - Like new. Cancelling Your Order: Your order is important to us and will be processed immediately. Select the reason for the return.