With safety, fun and enlightenment as the core, the design is cartoon-like, the size is suitable for children's physical development, and the material is environmentally friendly and non-toxic. It is applied in kindergartens, children's amusement parks, early education centers, family parent-child areas and children's physical fitness training institutions. The rounded corners avoid bumps, the bright colors attract children's attention, and the multi-functional combination can exercise balance, coordination and strength. The craftsmanship uses food-grade plastic and environmentally friendly sponge, with metal parts wrapped in soft rubber, and the surface has no sharp edges or corners. It has passed the EU CE safety certification. Customization options: themes, size combinations, color matching and interactive function modules can be customized.