Compatible Model: 20mm sports nylon strap is compatible with Garmin Fenix 8 AMOLED-43mm/Fenix 7S Pro/Fenix 7S/Fenix 6S Pro/Fenix 6S/Fenix 5S Plus/Fenix 5S/Descent Mk2s/Descent Mk3i-43mm/epix Pro 42MM/Approach S70 42mm.Please confirm the model number written on the back of the dial Pplicable Wrist Circumference: Watch band length 210mm (8.3in), suitable for 170mm-215mm (6.7in-8.5in) wrist size.Please measure your wrist circumference to make sure the size suits you Quick Disassembly: easy installation and disassembly, safe and firm to avoid falling off High-Quality Materials: The watch strap is made of high-quality nylon, sweat-absorbing and breathable, dirt-resistant and easy-to-dry, comfortable to wear, light in weight and washable.It is the best choice for mountaineering, cycling, rock climbing and other sports Must Read Before Purchase：In order to save your time and effort, please choose the correct size for your watch. Accuracy to the millimeter is very important