✔Personalized design: Specially designed accessory bands compatible with iTouch Air 4 41MM/ iTouch Air 4 46MM/ iTouch Air 3 44mm Smartwatch. Flexible and lightweight, Each color is seemed like a brand new watch. ✔Free Size: The wrist size: 5.5~8.7 inch; Alternative holes and metal buckle available for you to adjust the length, easy to put on or take off. Suitable for most wrist of Womens and Mens. ✔Skin-friendly Material: These iTouch Air 4 replacement bands are made of environmentally, skin-friendly and high quality silicone material, resistant to abrasion, high temperature, no smell, waterproof, no cracking, no irritating the skin. ✔Easy Install/ Release: Fast release without tool, quick release spring bars on both side that locks onto your smart watch Interface precisely and securely, no worry about the watch falling off. ✔Excellent Service: We take responsibility for our products. For 12 months after the date of purchase, we take care of all quality-related issues