A-DUDU Snow Tube - Super Big 47 Inch Inflatable Snow Sled with Rapid Valves - Heavy Duty Inflatable Snow Tube Made by Thickening Material of 0.6mm - Free Waterproof Carrying Bag[Kids&Adults] Much larger ski circle: 47 inches large ski circle allows your families to enjoy the fun of skiing. Big enough for children and adults. Super High Quality Material: The product uses ultra environmental protection PVC material. Using excellent seams technique, comfortable and durable, bearing up to 500 pounds. Ultra-thick bottom of the effective anti scratch, wear, will not broken no matter how bad the environment is. High tolerance against cold temp: Our product uses K80 which is a material that tolerance extreme cold temperature, up to minus 40 degrees. Simple and fast inflatable mouth: Our snow tube couldn't be more easier to inflate! With the three in one inflatable mouth, just use a hairdryer to inflate and it will be ready to ride in under 1 minutes. Large valve for quick inflation and deflation; Double locking valve guarantees the air seal tightly. SAFETY: Our products are made with the highest level of integrity as we take safety and compliance very seriously. All of our inflatables are safety tested, sturdy handles help keep you safely in place when use.