The leather and stretch fabric of the 509 1 Down 5 Up Hybrid Jacket assure that no matter your ride or commute, you can stay protected and show up in style. Genuine leather in the body, front and back perforated leather, and stretch material create a comfortable riding position, while 3D mesh back armor pockets prevent sweaty backs, a removable vest adds shoulder season versatility, and YKK® zippers keep everything secure.