Summary Lightweight and robust Vegan friendly Unique pattern Waterproof This exceptional hybrid watch strap combines the beauty of natural materials with cutting-edge technology, ensuring both durability and an exquisite design. Not only does the unique slate rock provide a lightweight yet robust accessory, but its seasonal colour variations also offer a way to express your personal style. With each bracelet being one-of-a-kind, you not only wear a stylish piece but also a story from nature that adds a touch of elegance to any outfit, making it the perfect companion all year round. Details Upper layer - Split Slate RockLower layer - Ventilated Caoutchouc RubberWater resistance - WaterproofPart number - 092 50 44 What's Included x1 Hirsch Stone Performance Watch Strap x1 Hirsch HCB buckle x1 Fixed & x1 loose keeper x2 Quick-release spring bars .table_component { overflow: auto; width: 100%; } .table_component table { border: 1px solid #dededf; height: 100%; width: 100%; table-layout: auto; border-collapse: collapse; border-spacing: 1px; text-align: left; } .table_component caption { caption-side: top; text-align: left; } .table_component th { border: 1px solid #dededf; background-color: #7a7a7a; color: #ffffff; padding: 5px; } .table_component td { border: 1px solid #dededf; padding: 5px; } .table_component tr:nth-child(even) td { background-color: #eceff1; color: #000000; } .table_component tr:nth-child(odd) td { background-color: #ffffff; color: #000000; } Sizing Guide Width (watch/buckle) Length Thickness (watch/buckle) 19mm/18mm 120mm/80mm (200mm total) 5.5mm/2.8mm 20mm/18mm 110mm/70mm (180mm total)120mm/80mm (200mm total) 5.5mm/2.8mm 21mm/20mm 120mm/80mm (200mm total) 6.0mm/3.0mm 22mm/20mm 120mm/80mm (200mm total) 6.0mm/3.0mm