Apple Watch Silicone Band made of high-quality silicone material to make the wearer comfortable. Pin-and-tuck closure for a secure fit. For the best user experience, the band is specially equipped with an adapter compatible with Apple Watch Series 1, 2, 3, 4 & 5 (38/40mm and 42/44mm models). Hypoallergenic and nickel-free into the Apple Watch. All installation only takes several seconds. Multiple color option ensures that you can choose what you want. Perfect as gifts for friends and families.