Black calfskin rally strap with holes, stitching and red edges The lining (back of the strap) is hypoallergenic. The buckle provided is made of steel (see below for another color). Adaptable to all watch brands with a leather watch strap, a metal watch strap or an original rubber watch strap with straight handles. The black watch strap with holes, stitching and red edges is available immediately and is available in different sizes. Practical information: Understand the measurements of your original strap to easily order Search your watch strap according to the brand of your watch Do you have a wristwatch with a gold or black buckle? Find buckles and accessories for watch straps.