Features: Introductions: Contain energy elements such as negative ions to form an overall energy circle to physically adjust the positive and negative ratio of the current of the human body to eliminate static electricity. Effect: Generally the static electricity gradually decreases within 1-2 weeks and it may take 3-4 weeks for severe static electricity. It will gradually ease please keep wearing it! Various Functions: There are other functions such as reduce fatigue muscle tension anxiety. Improves blood circulation balances sleep and energy. Materials: Made of quality silicone that is safe to human body with low allergy rate. Washable and skin-friendly. Durable with long service time. Wide Applications: Suitable for various occasions clothing styles and makeup such as dating parties holidays celebrations Christmas and more. Notice: Actual color may be slightly different from the image due to different display and light effect. Please allow 1-3cm deviation due to manual measurement. Description: Material: silicone Thickness: 4 mm Width: 15 mm Circumference: 245 mm Color/Style: As the picture shown includes: 1 x Wristband "