The innovative Bertucci® Perforated Performance Field Leather™ bands are made from premium top grain leather & rugged matte finished stainless steel buckle and dual loops. The versatile design offers performance benefits of: long lasting durability, light weight and breathable through 54 vent holes, strong & pliable... wrist forming Active Comfort™. The perfect compliment to any of our 22 mm / 7/8” cases and other 22 mm lug watches. U.S. Patented design allows tool-less band change in seconds. One size fits most to larger. 2 year warranty.