Compatible with Watch Series 5, Series 4, Series 3, Series 2, Series 1, and works with all previous and latest versions 38mm 40mm 42mm 44mm app le Watch.

Lightweight Soft Silicone Sport Band with compression-molded perforations for breathability. Durable, waterproof & sweat-proof, comfortable to wear. An innovative pin and tuck closure protects your expensive App le watch more safe. Easy and direct installation and one button removal.

Metal parts are made with upgrade Stainless Steel that resolved skin allergy problem. Adjustable with porous design makes our watch strap will suitable for wrist of various sizes. 38mm/40mm S/M is small size will fits 5.1"-7.1" (130mm-180mm) wrist; 38mm/40mm M/L is large size will fits 5.5"-7.5" (140mm-190mm) wrist; 44mm/42mm S/M is small size will fits 5.9"-7.9" (150mm-200mm) wrist, 44mm/42mm M/L is large size will fits 6.3"-8.3" 160mm-210mm) wrist.

Durable& Washable Material -- Custom premium soft silicone prevents your skin from irritation or allergy, offering lightweight, breathable wearing feeling. Waterproof, Sweat-resistant and Dirt-proof replacement band, a great companion for sports.

12 Month Warranty -- We always focus on the craft and quality of the iwatch sport bands to ensure the band you received is great. If there is any quality problem, please CONTACT US at the first time and we will unconditionally refund or replace.