Compatibility model- This Sports Paracord and Silicone Case compatible for Apple Watch 38mm 40mm 41mm 42mm 44mm 45mm 46mm 49mm, Ultra Series 10 9 8 7 6 5 4 3 2 1 SE, Please check the size on the back of your watch to choose the right size. Quality Material-Hand woven paracord,High quality nylon adjusting webbing,Coupler and buckle made of hiah-end hardware,Beautiful and durable; Silicone watch case-Soft silicone material, Easy to disassemble,In your outdoor activities can play a protective role to the watch; Adjustable buckle-Completely new design of the bands buckle, more securely lock the bands and durable,This design allows the wearer to suit their wearing effect, And looks very stylish and beautiful; Thank you-Wish you a pleasant shopping experience. This iwatch strap has various rich and muted colors,fit all women and men. Great with your outfits and easy change for every occasion.Completely new design of the bands buckle, more securely lock the bands and durable,This design allows the wearer to suit their wearing effect, And looks very stylish and beautiful.Soft silicone material, Easy to disassemble,In your outdoor activities can play a protective role to the watch,Hand woven paracord,High quality nylon adjusting webbing,Coupler and buckle made of hiah-end hardware,Beautiful and durable;