The straps made of extra thick bull and cow leather sourced from Italian Tuscanny, Wicket and Craig USA, United Kingdom highly reputable tanneries, operating over 100 years.
Leather is very soft on the wrist. This strap model fits perfectly heavy watches, like Panerai or U-Boat and many other watch brands. The leather is vegetable tanned, thick and not stretchy, extremely durable and gets beautiful patina after a few weeks of wearing affected by the sunlight.