A hook-and-loop fastener is quick and easy to adjust according your wrist size. 38mm/40mm band fits wrist size from 5.12-7.48 inch. 42mm/44mm band fits wrist size from 5.7-8.66 inch.

The Strap is made of high quality nylon material. All the nylon loops are doing a strict quality testing, ensure that no harm and provide soft cushioning on the skin. You feel soft, breathable, and lightweight no matter how long with it.

Sport loop comes with watch lugs on both ends. which locks onto your watch precisely and securely. Easy for installing directly. But also removing with one button!

Compatible 38mm / 40mm / 42mm / 44mm watch models,for series 5/4/3/2/1 Edition.

2 year hassle-free warranty from the date of purchase, full refund or replacement for all quality-related issues without return.