Stella T-GP Plus R v4 Air Jacket450D Poly-fabric construction for comfort, durability and abrasion resistance.Superior airflow thanks to extensive mesh panel on chest and back with a perforated panel on top of the back.Perforations on chest, back yoke and forearms strategically positioned for optimal ventilation.DSF Lite shoulder protectors for friction control and Nucleon Flex Plus shoulder and elbow armor for impact protection.Anatomically profiled for female fit with stretch zones under the arms and inner arms for sport fit.Hook and loop cuffs with zippered sleeve on the forearm for ease of use and ergonomics.Adjustable hook and loop waist adjustment. Mesh liner for comfort and fixed mesh liner with pockets to accommodate a back protector and split chest protector. Two external side pockets with zippers for practicality and internal chest pocket for storage of valuables.Tech-Air® 5 and Tech-Air® 3 Ready.Cut longer on the back for coverage while in the riding position.