Manufactured with which is and odorless. The stress ball is useful for all children and adults, especially those with high levels. These relief toys help promote a sense of calm, reduce stress and , and more importantly, improve concentration. Features - Color: Transparent, Green, Blue, Orange. - Material: TPR. - Size: 6.50X6.50X6.50cm/2.55X2.55X2.55inch. - The material absolutely that the product has a . - This sticky ball that glows in the dark has super stickiness and can stick to the ceiling or wall. - Different from the general decompression ball, our decompression ball has super resistance to tearing resistance, no matter how you pinch it or throw it on the ceiling, wall or floor, can it not Bad. - Glow in the dark ceiling balls is very suitable as a gift to your children, friends, relatives or to yourself. - It can your and , and is suitable for people with autism and People with disease have very good physiotherapy effects. Package list: 8 x Sticky Balls