This silicone iWatch bands 42mm 44mm 45mm & 49mm are made of high performance silicone material, durable, soft, flexible and friendly to skin. It is also Waterproof and sweat-proof, which can prevent skin from irritation and bring you a comfortable wearing experience. The silicone band is supplied with watch loops at both ends, which snap precisely and securely onto the watch interface. Easy and direct installation and removal of a button.