Features: Effectively reduce the problems caused by static electricity generated by the human body. Small size, light weight, easy to carry, comfortable to wear, easy to use. Made of high quality silicone, not easy to damage, durable, can be used for a long for time. Worn on the wrist, fashionable and suitable for daily use, running, cycling, etc. Bracelet can balance positive and negative charges, enhance physical function and improve sub-health. Let your body enjoy the natural healing process. Specifications: Material: Silicone Size: Approx.24x1.3cm/9.45x0.51in Color: Black, Blue, Red(optional) Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Anti Static Bracelet