Our strap is made from tough silicone with stainless steel parts for shock protection. This Watch strap also helps prevent scratches and damage. The flexible layer keeps your Apple Watch safe from everyday use. Key Features:Tough silicone and stainless steel design for the Watch strapShock protection with a flexible, cushioned layerRaised edge guard for added face protectionCompatible with wireless charging, no need to remove the Apple Watch strapPassed a 9-foot drop test for strength