Alpinestars jacket perforated fabric. Made of sturdy 600 Denier politessuto with extended mesh panels strategically placed on the chest, back and arms for optimal management of air flows. CE certified Bio Armor protectors Detachable and adjustable shoulder and elbow, lighter and thinner, ensure optimal impact resistance. On chest and back compartments with PE comfort padding (Alpinestars back protector CE certified Bio Armor and Tech Chest Guards available as an optional pluggable) Interior fully breathable mesh, with inside pockets and wallet compartment with Velcro ® closure.Sleeves pre # 8208; curved for comfort in riding position. System volume adjustment on sleeves with Velcro ® three registers for a customizable fit and better positioning of protectors on the elbows. Profile elongated back and adjustable waist with Velcro ® double-ring to improve comfort and customizability. External hand pockets with zip closure for extra security. Reflective logo on the chest, back and arms for improved visibility of the pilot. Hinge internal connecting to couple with different Alpinestars leather and textile pants. Collar and cuffs edged in a convenient microfiber. Self locking YKK ® zippers