【Compatible Models】► 2 Pack Bands and 2 Screen Protector is only compatible with Fitbit Charge 2. Not applicable to any other models, perfectly fit for women, men, boys, girls, teens and adults. 【Premium Material】► Our band is made of flexible silicone material, comfortable and smooth, lightweight and durable. This sport band is also sweat, rain, splash and water resistant, easy to Clean & No need to worry about Fading. 【Premium Material】► Our band is made of flexible silicone material, comfortable and smooth, lightweight and durable. This sport band is also sweat, rain, splash and water resistant, easy to Clean & No need to worry about Fading. 【Adjustable Size and Multi-colour Choices】► Small size fits for 6.1-7.6 inch(155mm-195mm)wrist, Large size fits for 6.8-8.8 inch (175mm-225mm) wrist. 【Easy-operation】► The durable silicone strap locks seamlessly into place via a secure stainless steel buckle clasp and quick-release fastening system, ensuring absolute ease of use during operation. Closure: Buckle Style: Modern