Use our popper block fidget toy to create different shapes using your imagination! Just press the pop bubbles down and they make a fun popping sound! * These individual popper blocks are made of high-quality silicone with hard shells. They are safe, sturdy and durable. In addition, the toy is waterproof and can be washed at any time. * These items are open ended and can be used creatively to create different shapes and play different puzzle games! * This is a toy suitable for multiplayer games. Players take turns pressing any number of buttons in a row; whoever presses the last button on the bubble toy loses. * This item is suitable for all ages. :) Great item to relieve stress and improve hand-eye coordination. * Great tool to exercise hands, logic, thinking, and creativity, and get rid of the dependence on electronic products.