Perfectly fit for apple watch series 1 series 2 38mm, suited for 5.31\"-7.87\" (130mm-200mm) wrist. Pin-and-tuck closure ensures a clean fit .Metal parts made with hypoallergenic nickel free stainless steel. Durable Material: Durable and soft material across your wrist to feels comfortable with high quality texture. Band comes with Apple Watch Lugs on both ends, which locks onto Apple Watch Band Interface precisely and securely. Easy and direct installation and one button removal. Lifetime warranty. We are happy to solve problems if your band has any quality issues, please kindly let us know.