● 3-in-1 sports activity center meets diverse sports requirements● 5 adjustable height levels is suitable for kids in wide age range from 2 to 7● Non-toxic material and smooth surface ensure kids' safety● Stable triangle structure prevents babies from being injured● You can fill the base with sand or water to enhance stability without shaking● ASTM and CPSIA certified materials safe and non-toxic● Ideal for both indoor and outdoor use like living room patio balcony backyard etc● Easy to assemble and clean saving you time and effort● Perfect gift for kids to develop the skills of hand-eye coordination competition awareness and teamwork skills