The Perfii Silicone Replacement Band is a compatible strap designed for Apple Watch Series Ultra, 8, 7, 6, 5, 4, and SE. It comes in various sizes to fit your specific watch model, including 49mm, 45mm, 44mm, and 42mm. The band is made of high-quality silicone material, which provides durability, comfort, and flexibility. It features a secure stainless steel buckle to keep your watch securely in place. The Perfii Silicone Replacement Band is available in different colors and styles, allowing you to personalize your Apple Watch and enhance your style