Compatibility These 26mm bands are compatible with Fenix 7X / 6X / 6X Pro / 6X Pro Solar / 6X Sapphire / Fenix 5X / 5X Plus / Fenix 3 / Fenix 3 HR / Fenix 3 Sapphire / Descent Mk1 Mk2 Mk2i / D2 Delta PX / D2 Bravo / D2 Charlie / Foretrek 601 / Foretrek Rek 701 Ballistic Edition / Quatix 3 / Tactix Bravo / Tactix Charlie Design and comfort This soft band features double air holes and a two-tone design. The two-tone design gives your smart watch a fresh, unique look. The double air holes improve breathability and comfort, making it practical and stylish. Material and performance Made of soft, skin-friendly silicone to prevent skin irritation. Sweatproof, lightweight and breathable, suitable for daily wear and active use such as sports, hiking, running or other outdoor activities. Installation and fit Easy to install and remove with no tools required. The metal parts on both sides are made of hypoallergenic nickel stainless steel, allowing you to change bands easily. The band fits wrist sizes 140mm-220mm thanks to multiple adjustment holes.