Made from full-grain vegetable-tanned leather, with a matching liner. Designed to perfectly fit Opphav, Opphav Damascus and Rastarkalv, with inset lug cuts and a padded top half. Stitching around the edge completes the look. Includes a Straum buckle and quick-release spring bars for easy fitting. The lug-to-lug width is 22mm; full strap width is 25mm at the lugs, tapering to 20mm at the buckle. The thickness is 5mm at the lugs, tapering to 2.7mm at the buckle. Buckle strap length is 75mm long; holed strap length is 115mm. Only compatible with Opphav, Opphav Damascus and Rastarkalv.