Premium Material: Soft silicone, prevents skin from irritation; flexible, lightweight and very comfortable to wear. Sweat & water resistant. Metal parts made with hypoallergenic stainless steel. Easy Installation and Removal. Size: 42 mm-44mm. Personalized Your Apple Watch 42mm (Series 1 & Series 2 & Series 3 &Series 34) Version . Fits for apple watch/apple watch sport and apple watch editon. The Apple Watch is not included. High quality soft silicone with smooth finish for a sporty look, comfortable and durable. Won't get dirty easily, and easy to clean Brand No Brand SKU 140925_NP-1020535037 Model ‎14001201-4