Raptic Edge, formerly Defense Edge, by X-Doria 44mm Apple Watch Bumper is made from premium machined anodized aluminum to create a tough exterior. With a soft rubber lining, metal does not touch your Apple Watch. It protects the edges of Apple Watch from scratches and dings. Co-molded anodized metal and soft rubber inner lining ,bring you best protection. No buckle design,Easy snap-on. Attractive, external anodized metal design, protect from impact and scratch. Easy snap on construction Compatible with (44 mm) (Smaller Version) (Series 6/5/4/3/2/1). WATCH NOT INCLUDEDCo-molded anodized metal and soft rubber inner lining ,bring you best protection. No buckle design,Easy snap-on. Attractive, external anodized metal design, protect from impact and scratch. Easy snap on construction. Compatible with Apple Watch 44mm (Series 4, 5 & 6) only. DOES NOT fit 38mm, 40mm, or 42mm Apple Watch. WATCH NOT INCLUDED