Features: This replacement watch band is compatible with Fitbit Charge 5 activity tracker, not for any other models. Quick release design makes it easy to install and remove. No tool is required. Just a few seconds to give your watch a new look. Fits for 5.5"-7.8" wrists. Convenient to adjust the length according to individual wrist. (Fitbit Charge 5 is NOT included). Made of high-quality silicone material, soft and breathable, sweat-proof, beautiful and ergonomic, comfortable to wear. Multiple colors are optional to match your mood and daily wear style. Lightweight and simple, it is suitable for sports, work and daily life. Specifications: Material: Silicone Color: Black, White, Blue, Green, Purple, Pink (Optional) Size: 11*10*1cm Weight: 15g Package List: 1 * Watch Strap