Compatible Models: Compatible for watch Series 5,Series 4,Series 3,Series 2, Series 1.
Premium Material: The sport bands are made of durable and soft silicone material, which can prevent skin from irritation and bring you a comfortable wearing experience.
Size: 38mm/40mm S/M size fits 130-180mm wrist. 38mm/40mm M/L size fits 150-200mm wrist.42mm/44mm S/M size fits 140-190mm wrist. 42mm/44mm M/L size fits 160mm-210mm wrist.
Upgrade Design: Innovative pin-and-tuck closure is able to adjust the length of the band as you need. The connectors on both ends that slide into the watch are tight, locking onto your Watch securely in place.Easy to install or remove.
Customer Service: Unconditional new replacement or full refund if there is any quality problem with the band within 12 months