Easy to Use: All you need to do is press the mouse bubbles down - they should make a slight popping sound like someone cracking their knuckles! Then, flip it over and start again! Suitable: For both children and adults. Additional: FDA approved food-grade silicone. Non-toxic and tasteless. Helps: To relieve stress and keep you calm. Product: Get this World Map Stress-Relief Push Pop Fidget Toy today! Perfect: A perfect home essential whenever you feel bored and irritable at home. Size: 250*162*16mm. | World Map Stress-Relief Push Pop Fidget Toy | Wowcher