2 in 1 Towable Tube: This versatile towable tube can be used as an adventurous towing behind a boat or as a inflatable lounger for lawn and deck. Meanwhile, the innovative u-shaped streamline design offers a smooth and steady surfing experience. Premium Valves & Good Drainage: This boat tube comes with selected boston valves, which offer quick and efficient inflation and deflation, while the double-valve design ensures superior sealing. Besides, the bottom drainage system efficiently removes water. Exciting & Comfy Riding: The sturdy tow point system can be easily connected with tow rope (not included), offering excitement to your surfing experiences. In addition, foam-padded grab handles and stabilizer fins make you stay on tube. Selected Material for Long-lasting Service: Built to last, this tubing boat features thickened PVC bladder and reliable nylon cover, providing excellent sun-protection, fade-resistance and wear-resistance. Furthermore, it is designed with reinforced double stitching for better strength and safety during rides. Wide Application & Dimensions: This water tube is suitable for oceans, lakes, rivers, or pools, providing versatile fun for all your water activities. It measures 78” x 71” x 10” (L x W x H), supports up to 510 lbs and can handle speeds up to 20 mph.