These fidget toys are made of high-quality silicon material, safe, harmless, lightweight, anti-drop, waterproof and anti-extrusion characteristics.The sensory toys are endlessly reusable and washable! Bright colors and pleasant sounds are sure to please any child
Game Rules: 1. It needs 2 players to play this game. Anyone of the players can press the bubbles down in a line in any numbers or all of them; 2. The other player then also press the bubbles in the line that the previous player pressed; 3. The one who press the last bubble on the board loses the game; 4. Flip the upside down and you can start a new game.