Come and see our amazing products. You can throw these sticky balls on the wall, wait for the balls to fall slowly, and then catch them, which will help you relax. The ceiling can be pasted for 3 - 20 seconds, and the ordinary white plaster wall can be pasted for 5 - 30 seconds. When stress relief balls absorb some light, they will glow in the dark, bringing you a lot of fun, it is very suitable for alleviating physical and emotional stress, and to strengthen the emotional communication between family or friends, ideal birthday gift and holiday gift. Pls confirm with us about the packing info, stock color and exact production time before placing your order.