Press the bubble and squeeze the sphere to make a pleasant "thump" sound.
1. Material: Silicone; Size: 7cm / 2.75in; Color: As shown in the picture
2. Relief stress and reduce anxiety; Squeezing and stretching without deformation.
Usage
1. For entertainment: Press on the protruding bubble on the ball with your fingers, you will hear a "pop" sound; and there will also be popping sound when you squeeze the ball to restore the bubbles.
2.2. For stress relief: Squeeze and knead the sphere at will to relieve pressure and release negative emotions.
