Feature 1、Just press the mouse bubbles down and they make a slight popping sound; then turn it over and start again! Infinitely reusable and washable, too. 2、Non-toxic, tasteless, it will not cause any harm to humans and pets. 3、Bright colors and pleasant sounds are sure to please any child. Players take turns pressing any number of mice in any row. Each person can press one or more pieces at a time, which must be connected. Only the same line of pieces can be pressed at one time. Who the last mouse left, who lost. Features: Just press the mouse bubbles down and they make a slight popping sound; then turn it over and start again! Infinitely reusable and washable, too. Non-toxic, tasteless, it will not cause any harm to humans and pets. Bright colors and pleasant sounds are sure to please any child. Perfect gift for your children or friend. Help with emotional recovery, family necessities, parent-child games, games that the elderly, children, and adults all can play. Specifications: Material: Silicone Shape: Round, Octagon, Square (optional) Item Size: 125 * 15mm / 4.92 * 0.59in Package Weight: Round: 60g / 2.12ounces Octagon: 60g / 2.12ounces Square: 70g / 2.47ounces Package Size: 130 * 130 * 20mm / 5.12 * 5.12 * 0.79in Packing List: 1 * Stress Relieve Package List 1 * Stress Relieve