Compatible Device: Our stretchy sport wrist band is compatible with all 38/40/41mm Apple Watch series, including iwatch generations 1-7 and SE. (Apple Watch is NOT included) Flexible & Elastic: It is a stretched Apple Watch band with a slim stainless steel sliding buckle that allows you to easily adjust the band length anytime. Fits comfortably on your wrist without constriction. Superior Material: Our iwatch band is made of nylon materials, no skin irritation, lightweight and breathable, easy to clean (washing supported), fits comfortably without constriction - A great alternative to silicone workout bands. Let your wrist enjoy an ultra-comfort experience with these stretchy woven bands. Green Colors Options: It is suitable for various sports occasions such as swimming, running, gym, exercise, etc. A good choice for daily life and sports. As a nice gift on festivals, birthday parties or in daily life, you can give it to your family, lover, friend to gather more smiles.