Abundant quantity: you will receive 12 fluorescent balls of various colors for you to choose; Fluorescent balls of different colors illuminate different nights and you can share them with your friends and familyProduct size: the fluorescent ball has different sizes for you to choose, 1.8 inches or 2.5 inches, which is very suitable for grasping; For safety reasons, in order to prevent accidents such as accidental swallowing, children should use it under the supervision of adults when playingSoft material: made of high-quality thermoplastic rubber, the sticky ball is soft and safe, not easy to break, and the surface is easy to clean; After use, the surface will absorb some dust and the viscosity will decrease, but the viscosity will recover after washingEnjoy a happy time: you can throw these colorful sticky balls on the wall, wait for them to fall slowly, and then grasp them. This is a good way to relax; Please note that the ceiling can be pasted for 3 to 20 seconds and the ordinary gypsum wall can be pasted for 5 to 30 secondsPracticability: when the sticky ball absorbs some light, it will glow in the dark; Playing it can help relieve stress and anxiety, promote concentration and calm, help reduce tension, strengthen emotional communication between family or friends, and a beautiful birthday gift and holiday gift