Notes: Three sizes of 42mm 44mm 45mm are universal 38mm 40mm 41mm is also universal. 38mm=40mm=41mm 42mm=44mm=45mm Due to the light and screen setting difference the item s color may be slightly different from the pictures.thank you for understanding. 1. The package contains: only one strap not including the watch. 2. Our shop sells high-quality 3c accessories. 3. If you want to find other straps and watch cases please visit our shop. feature: 1. Material: soft silicone. 2. 100% brand new high quality with packaging bag. 3. Type selection: suitable for iWatch all series 7/8/Ultra/1/2/3/4/5/6/SE 41mm=40mm=38mm 49mm=45mm=44mm=42mm 4. Easy to adjust the length to fit the wrist. 5. Wear range: adjust as needed. 6. Fashion design simple durable and elegant. High-quality replacement strap to match iWatch. 7. Due to the light and screen setting difference the item s color may be slightly different from the pictures.thank you for understanding. Package : 1* silicone sport band (not include watch )