Watch Strap Viva Madrid Crox Leather Apple Watch Strap 45/44/42mm Compatible for Apple Watch Band 45/44/42mm. Designed to make the sleek leather look more comfortable. A breathable silicone based topped with elegant, genuine leather, for a watch strap for any occasion – Black Highlights: Genuine artisan leather Strap length: 120mm + 78mm Designed with airmax grooves Sweat-resistant for lasting durability Designed for Apple Watch 45mm/44mm/42mm Made of hypoallergenic silicone that will not irritate the skin. Designed with 304 stainless steel for durability and lasting luster