Five Bullet Point: PVC MATERIAL: The snow tube is made up of super thick PVC material with bottom of 0.6mm thickness. The reason why we choose the super thick material is that both the bottom and the side are of abrasion performance and scratch resistance. It turns out to be anti-seepage, ripstop and waterproof due to the advanced seamless fusing technology. Besides, the special coating feature allows you to freely and quickly slide in the snow. LARGE SIZE: The diameter of outer ring for winter snow tube is 47 inches thick, which can totally bear the weight of 300 pounds of people or goods. The diameter of inner ring is 10.2 inches, so the inflatable sled easily supports the weight of adults and kids. The streamline and round design without any protuberance can well protect kids from harm. SAFE & SECURE DESIGN: The handle of the inflatable snow tube has an unique function with double reinforcement so that it can keep you and your family safe during skiing. Another durable feature can successfully avoid the problem where the tension is overlarge to be easily torn apart. The inflatable sled has been passed safety test as we always put safety on your priority. RAPID ESCAPE VALVE: The 3-in-1 inflation valve design can help you inflate and deflate the snow tube in an easy way. Moreover, you can also use the air pump to inflate it. The double lock valve enhances the gas tightness of the inflatable sled and reduces the possibility of leakage in the mean time. The large valve is used for rapid inflation and deflation. The small valve easily lets the supplementary air in. PERFECT OUTDOOR SKI EQUIPMENT: If your kids are fond of playing in the snow, this type of snow sled is definitely an ideal present for them. Your kids will be so jolly if you use it as a Christmas gift during Christmas Eve. It is suitable for people of all ages and both adult and kid can seat on this amazing snow tube together to have fun. Description: DURABLE IN USE: We selected a super thick PVC material for this snow tube, together with 0.6mm thick bottom as the super thick material makes the bottom and the side seem more wearproof and scratch resistant. The advanced seaming fusing technology possesses some outstanding features like leakage resistance and tear resistance. The special coating enables you to have fun in the snow. ENORMOUS SNOW TUBE: The outer race of this winter snow tube is 47-inch thick in diameter, so it can hold up to 300 pounds in total. The diameter of inner circle is 10.2-inch. In this way, the inflatable snow tube can prop up the weight of adults and kids without difficulty. Moreover, it can protect children from harm because there is no protuberance in the streamline and round design. FIRM DEAD-MAN’S HANDLE: With double reinforcement, the inflatable sled is solid and durable enough to ensure safety for you and your family. Besides, it can avoid some problems like easily being torn apart caused by overlarge tension. You can still hold the handle safely even with the gloves. All the inflatable products have been passed safety test. Feature: PVC Material Large Size Safe & Secure Design Rapid Escape Valve Perfect Outdoor Ski Equipment Product Size: 47 Inches Package:1 * Snow Tube