- Adjustable fit: wrist circumference 12.5 cm to 18.5 cm plus your watch length; measure your wrist to ensure a proper fit before purchasing. It offers a more flexible adjustment range than perforated silicone or leather straps, which is helpful for small or large wrists. - COMPATIBLE WITH 22MM BANDS: fits all traditional watches and smartwatches with 22 mm lug width. Measure the lugs where they meet the watch case; the lug width must exactly match the band width to ensure a correct fit. Please refer to the image and confirm compatibility before purchasing. - Skin-friendly material: woven nylon strap is skin-friendly, breathable, soft, durable and lightweight. It stays comfortable during exercise. The end of the band has 5 Velcro pieces for easier and stronger adjustment and to prevent loosening. - Quick change: secured to the lugs with a quick release spring bar. The strap can be fixed or removed with gentle pressure, making it quick to swap without tools. Use scenarios - Workout and active days: breathable nylon keeps wrist cool and comfortable during exercise, while the secure Velcro keeps the strap in place. - All-day wear for varying wrist sizes: adjustable range and multiple Velcro spots provide a secure, comfortable fit throughout the day. - Travel or quick styling changes: fast, tool-free strap changes allow you to switch looks or functions on the go.