A. This is an inner tube suitable for all - terrain vehicle (ATV) beach buggy accessories, as well as inner tubes for Little Bull and Little Dinosaur go - karts. Its size is 16X8 - 7 inches and it is made of butyl material. B. Through careful design, it can perfectly fit relevant beach buggies and go - karts, providing strong support for the stable operation of the vehicle. In terms of use, as an inner tube, it is an indispensable part of the vehicle tire. It can effectively withstand the pressure and friction during vehicle operation, ensuring that the vehicle can drive smoothly and safely on various road conditions. Whether you are galloping freely on the beach or racing passionately on the track, this inner tube can perform well and enhance your driving experience. C. Due to its good quality and excellent performance, this inner tube is popular in regions such as Africa, Europe, South America, Southeast Asia, North America, Northeast Asia and the Middle East, and is well - received and recognized by consumers.