1.Material Rugged Skin-Friendly Nylon 2.Metal type Stainless Steel 3.Clasp type Upgrade Velcro 4.Compatibility Assurance: Quick Fit 26mm watch band is specifically designed for Garmin Fenix 7X Sapphire Solar / Fenix 7X Solar, Tactix 7 Pro, Fenix 6X Pro / Fenix 6X Sapphire Solar, Fenix 5X / 5X Plus, D2 Charlie / D2 Delta PX, Enduro / Enduro 2, Descent Mk1 / Descent Mk2i / Descent Mk2, Tactix Delta / Tactix Charlie / Tactix Bravo, Quatix 3, Fenix 3 / Fenix 3 HR. Notice--This band is for Garmin 'X' series models and is NOT compatible with Fenix 5/6/7 or 5s/6s/7s series. 5.3 Size Options: Now available in three sizes: Medium (M) fits 6.1'-7.5' (155mm-190mm), Large (L) fits 6.9'-8.8' (175mm-225mm), and Extra Large (XL) fits 7.1'-9.5' (185mm-240mm), ensuring a comfortable fit for everyone. 6.Enhanced Comfort: Based on customer advice, we've extended the bottom strap to sit beneath the metal components, ensuring a more comfortable fit throughout the day. Say goodbye to discomfort during long wear. 7.High-Quality Construction: Crafted from heavy-duty nylon, this replacement band is built to withstand tough conditions. Its quick-drying material ensures sweat absorption and heat dissipation, making it ideal for summer activities.