Top Quality This inflatable sandbag for kids is made of 0.25mm thickened PVC, which is durable and longlasting. In addition, the bottom base has a diameter of 50cm20 inches, so this sandbag has a wider base than other similar products. The contact area between the bottom surface and the ground is larger, and it will be more stable when standing on the ground. The weighted base can be filled with water to make it bouncy. 2in1 Air Valve This sandbag for kids has an upgraded 2in1 air valve. Use your own pump with a suitable size nozzle to blow air to the top of the valve. And open the bottom air valve to quickly deflate the air for storage. With a standing height of 120cm when fully inflated, this sandbag is perfect for kids and toddlers aged 3 and up, girls and boys. INDEPENDENT WEIGHTED BAG Can be used indoors and outdoors. It has two chambers, the lower chamber is for water to add weight to keep it stable on the ground, and the upper chamber is for inflation to help you practice your skills. Add water to the base first, then inflate the kickboing body, otherwise it cannot be recycled effectively. Note It is recommended to inflate 12 times a week. REDUCE SCREEN TIME Keep your toddlers and older children away from screens and physical activity with this kids punching bag. For active kids, it is the perfect way to burn off energy built up from prolonged sitting. Even after you finish work or on vacation, it is a good choice to work out with your family and spend quality time with your kids. IDEAL GIFT FOR KIDS AND CHILDREN Practice mied martial arts kickboing, boing, kicking, Muay Thai, wrestling and karate, whatever you like. Product size 65160CM50120CM Product material PVC List 1inflatable boing column