Slippery Racer Grande Hard Bottom Commercial Snow Tubes are used in resorts and winter fun parks across the USA. Our heavy duty snow tubes can withstand the most rugged of conditions. The inflatable tube is made with industrial tire tube with a hard shell, slick coated polyethylene base for ultra smooth gliding. The heavy duty, Nylon Canvas cover features heavy duty double-stitched handles / pulley rope, and is coated with Slippery Racer's exclusive IceVex cold resistant treatment. The Grande XL tube can accommodate riders of all ages and also works great for Adult/Child tandem riding.