Our Two-piece Ultra Militex straps are perfect for any smartwatch or standard watch. We've built this seat belt feeling Militex strap with smartwatches in mind. These two piece Militex straps feature quick release spring bars to switch your style in an instant and don't cover your heart rate sensor! For any standard smartwatch, these will fit perfectly without tools. Click here to find common smartwatch strap widths. For an Apple watch, select the 22mm strap width and add the Apple adapter below! Easy! Our Ultra Militexs are water-resistant and feature two stainless steel keepers for a more comfortable fit. Features: Silky smooth seat belt-like material Water Resistant Stitched-in hardware (not glued) Superior 304SS brushed stainless steel buckles with our logo discreetly engraved Two piece strap with quick release spring bars included Ultra thin seat belt Militex Strap Length Measurements Wrist Size S-M 120mm x 75mm Up to 22cm M-L 140mm x 90mm Up to 24cm