Stella Dyno Leather Jacket is Alpinestars modern interpretation of a heritage jacket, and combines premium leather and a regular fit to create a jacket that looks great, on and off the bike, in any setting Constructed from 1.0-1.2mm bovine leather for the optimum blend of light weight, supple and abrasion resistant Leather is dip dyed, and the oils used during this process results in a more natural finish with superior overall softness and a softer feeling against the skin Detachable thermal vest with 80g insulation at the front for effective cold weather performance Shoulder and elbow armor protectors are engineered with a low profile for a more tailored fit Low profile elbow protectors for a more stripped back and elegant aesthetic Tech-Air® 3 ready