<br><b>AMZBY 4 Pcs Sticky Balls for Ceiling</b> <br> <br><br><b>Please note: </b> <br><br>1. Please rinse with water when playing for the first time, because they will be sticky at first. <br><br>2. It's best to play with smooth ceiling, the smoother the ceiling, the easier they are to fall. <br><br>3. If a textured ceiling, they don't fall off easily. <br><br>4. Don't throw the balls on the ceiling too hard, otherwise they will be difficult to fall. <br> <br><br><b>Specification</b> <br><br>Condition: 100% Brand New <br><br>Material: 100% Thermoplastic Rubber <br><br>Size: 1.8inch / 45mm <br><br>Color: Blue, Green, White, Orange <br> <br><br><b>Package Content</b> <br><br>4* Sticky Balls