* Full size range up to 5XL with a full volume waist, biceps and torso adjusters for an optimized fit. * This jacket is Tech-Air® ready and can accommodate the Tech-Air® 5 Airbag System, for complete upper body protection. * Protective and comfortable Nucleon Flex Pro armor is highly flexible and adaptive, and has a thin profile for optimum rider comfort. | Article: Alpinestars RX-5 Drystar Motorcycle Textile Jacket, black-multicolored, Size 4XL | Article: Alpinestars RX-5 Drystar Motorcycle Textile Jacket, black-multicolored, Size 4XL, black-multicolored, Size 4XL