Model Number: SXIL-090-4 Brand Name: SXI Key Specifications/Special Features: Key specifications:1. Material: eco-friendly plastic Size: 73*36mm2. Fits for all people who have a great pressure from work, life, or for fun3. A healthy and cost-effective way to release the pressure4. Multiple colors for your reference5. 9 different ways to play, you will find the perfect way for yourself, new generation6. Do not give children for playing under 10 ages7. Most of the buttons are silent, you can play even at work or at a meeting8. To relieve your anxiety, anger with silence, will not disturb any others