【Comfortable and skin-friendly】The watch strap is made of non-toxic and odorless canvas material, which can prevent skin irritating rashes. It is very suitable for outdoor sports such as golf, baseball, camping, hiking, skiing, skating, cycling, fishing, mountaineering, traveling, and field training. 【Stainless steel buckle】The buckle is made of stainless steel, which can accurately and safely lock your watch band. When exercising, you can perfectly hold the watch against your wrist for better exercise readings. 【20mm Watch Bands Compatible Models】 D2 Delta S, fēnix 5S, fēnix 5S Plus. WATCH THE SIZE BEFORE ORDERING, it fits wrists from 6.2 to 8.2 inches in circumference 【22 Watch Bands Compatible devices】Approach S60, Approach S62, D2 Delta, fēnix 5, fēnix 5 Plus, fēnix 6, fēnix 6 Pro and Sapphire Editions, Forerunner 945, Forerunner 935, Instinct, Instinct Tactical Edition, MARQ Adventurer, MARQ Athlete, MARQ Aviator, MARQ Captain, MARQ Captain: American Magic Edition, MARQ Commander, MARQ Driver, quatix 5, quatix 5 Sapphire, quatix 6, quatix 6 Titanium; 【26 Watch Bands Compatible devices】D2 Bravo, D2 Charlie, D2 Delta PX, Descent Mk1, fēnix 3, fēnix 3 HR, fēnix 3 Sapphire, fēnix 5X, fēnix 5X Plus, fēnix 6X – Pro and Sapphire Editions, fēnix 6X – Pro Solar Edtion, Foretrex 601, Foretrex 701 Ballistic Edtion, quatix 6x Solar, quatix 3, tactix Bravo, tactix Charlie, tactix Delta – Sapphire Edition