SPECIFICATIONMaterial: Premium Caoutchouc (natural rubber)Water resistance: WaterproofWarranty: 12 months OPTIONAL DEPLOYMENT CLASPSUsing the menu above, you can optionally add a Hirsch Sport deployment clasp to your purchase (for compatible straps) in a either silver or gold tone. Additional costs as indicated. A deployment clasp adds quick-release functionality to your watch strap for added convenience. The Strap Size Guide below lists the currently-available dimensions of this strap. STRAP SIZE GUIDE Watch End Buckle End Thickness(Watch End) Thickness(Buckle End) Length 20mm 16mm 4.5mm 2.7mm L 22mm 18mm 5.0mm 3.0mm L Length 'L' is equal to 120mm/80mm (200mm overall) WHAT'S INCLUDED ×1 Hirsch Urbane rubber strap ×1 Hirsch H-Classic Buckle ×2 Loops/Keepers ×2 Quick-Release Spring Bars ABOUTHirsch Urbane Natural Rubber Watch Strap in Black A natural rubber watch with a smooth, uniform curvature, the Urbane is a sleek and modern strap with a soft and supple consistency that's a pleasure against the wrist. The strap is also waterproof, UV-resistant and hypoallergenic, making it an excellently versatile accessory for your favourite watch. Please note: Any watches pictured are for illustration purposes only and are not included. Due to the hand-made nature of these products, straps may vary slightly from those pictured.