About this Item Compatible Models:ECSEM replacement bands Compatible for Yamay SW021 SW023 SW020 SW025/Veryfitpro ID205L ID205 ID205S ID205G SW020/Letsfit ID205L ID205S band. Note: NOT fit for Yamay SW022/ID206 and Letsfit 1W1/EW1/IW2. Make of Safe Silicone Material:The strap uses environmentally friendly, non-toxic, high-quality silica gel, which is flexible and does not deform when kneaded at 360°, making it comfortable and soft. Equipped with a metal safety buckle, it is more stronger and durable, not easy to fall, small and flexible, and has no irritation to the skin. Adjust as You Wish:This band fits most adults wrist,suitable for wrist size 5.5inch-7.8inch.Easy to adjust the length to fit your wrist Band. Soft&Lightweight: The watch straps are anti-collision and drop-proof,waterproof and quick-drying,soft and skin-friendly,and feel free when wear.The air holes on the band make it more breathable and comfortable. Multiple Choices: Multiple fashionable colors for you to choose:Black, Pink, White, Teal, Gray, Red.You can choice the pattern which you like to show yourself,and the replacement wristband is very suitable for men and women to sports, parties, business, sleeping or other activities. Eco-friendly and breathable,Sturdy and durable,wear very comfortable.Quick Release Bands, easy to install and remove, Not easy to fall off.