Our shop sells high-quality Watch Band，Watch Case. ??If you like the watch bands in our store please search our brand LEIXIUER. 1. Material: soft silicone. 2. 100% brand new high quality with packaging bag. 3. Type selection: suitable for iWatch all series Ultra/8/7/1/2/3/4/5/6/SE 41mm=40mm=38mm 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. Notes: Three sizes of 42mm 44mm 45mm 49mm are universal 38mm 40mm 41mm is also universal. 38mm=40mm=41mm S/M: Fits wrists 5.1-7.0 38mm=40mm=41mm M/L: Fits wrists 5.9-8.2 42mm 44mm 45mm 49mm S/M: Fits wrists 5.5-7.5 42mm 44mm 45mm 49mm S/M: Fits wrists 6.3-8.3 Due to the light and screen setting difference the item s color may be slightly different from the pictures. thank you for understanding. The package contains: only one strap not including the watch.