Alpinestars Viper Air Jacket Features Durable 600 Denier poly-fabric outer shell Extensive mesh on mesh panels on front and rear panels for unsurpassed airflow performance Removable windproof and waterproof inner vest lining Removable and adjustable CE-certified Bio-Armor protectors in the elbows and shoulders Chest and back pad compartments with PE comfort padding (Alpinestars CE Bio-Armor and back protector available as accessory upgrade) Neoprene comfort edge on cuff and collar Elongated rear profile and D-ring waist adjustments Pre-curved sleeves incorporating Velcro volume control system and zipped gussets External zipped hand pockets, plus internal pockets and wallet pocket Reflective logos for added rider visibility Internal waist connection zipper allows attachment to selected Alpinestars leather and textile pants YKK auto locking zippers