1. The silicone strap is soft and the stainless steel buckle is more textured.2. The length of the strap is easy to adjust to fit your wrist 3. Quick-release design, simple and convenient installation, comfortable to wear 4. Suitable for wrist circumference: 5.5-8.7 inches 5. Product size: Medium (unisex)Note: There is only the watch strap in the package, nothing else