These are 2-piece Classic NATO bands. Made from high-quality nylon creating a comfortable feel around the wrist. These watch bands are stitched for an added layer of durability by the buckle with nylon threading. Available with stainless steel buckle/hardware. Length is 125mm / 75mm. Thickness per band is approximately 1.25mm. Questions - if you have any questions at all, please feel free to contact us at any time. Sizing - If you need help with sizing, please contact us and we are more than happy to help you!