Features: * It adopts one-piece molding without rivets, smooth and cornerless design, it will not hurt if you at will. * Adsorption principle, vacuum adsorption. * The inertia effect can achieve a better fit between the sticky ball and the sticky racket. * TPR wrapped in silicone material, soft and elastic material can protect the babys fragile gums, environmentally friendly materials harmless. * No parts fall off, preventing babies from swallowing by mistake. Specifications: * Type: Sticky Wall Ball Decompression Toy * Material: environmental protection TPR * Function: indoor activities decompression, adsorption, can be used as sticky target ball * It can be self-adhesive on glass, wood and other flat surfaces * Color options: blue/yellow/red/purple * Size: about 6.5 cm * Color: red, blue, green,yellow * Quantity: 4pcs Note: The ceiling can be stuck for 3-20 seconds, and plaster wall can be stuck for 5-30 seconds Package Includes: 4 pcs Sticky Wall Ball Decompression Toys