2017 Acerbis X-Flex MX Jersey Features: Innovative ACERBIS X-FLEX technology fully elasticized material Reinforced foam inserts the elbow and forearm areas Raglan cut to fit protections underneath the jersey Mesh inserts on the front, sleeves and area of the shoulder blades Graphics embellished with fuorescent colours Inner Polyester Outer Polyester and elastic fabric Weight 160 gr