The casually-styled Calabasas Air Jacket offers riders the best protection in a design optimized for urban riding. This jacket features extensive mesh on the front, back & inner sleeves for superior airflow, while the subtly incorporated Nucleon Flex Plus armor on the shoulders & elbows ensures effective protection against impacts. Features Chassis constructed from hard wearing 600 Denier polyester with double polyurethane coating on the back for additional protection. Polyester mesh on front, back & inner sleeves for optimized levels of airflow. Nucleon Flex Plus armor on shoulder & elbow (Nucleon chest Level 1 & Nucleon Level 1 & 2 back protectors available as an accessory upgrade). 600 Denier polyester reinforcement on shoulders & elbows for enhanced abrasion resistance. Hook & loop volume adjusters on wrist & waist for an optimized fit. YKK zip for a secure closure. Reflective details. According to European statutory law the mark is a conformity requirement for the marketing of this product. The following standards apply to this product: Category II PPE Regulation (EU) 2016/425 – A class. Level 2 EN1621-2:2014 Alpinestars Nucleon back protector, available as an accessory upgrade. Level 1 EN1621-1:2012 Alpinestars Nucleon Flex Plus shoulder & elbow protectors