Supertech is Alpinestars innovative Pro Level Motocross apparel line, designed for superior dirt riding performance. With an engineered design for an athletic ‘race’ fit, a chassis consisting entirely of advanced stretch mesh and an ultra-lightweight construction, the Supertech Jersey is Alpinestars lightest ever MX jersey. Featuring a host of SX and MXGP race-proven technologies, the Supertech Jersey delivers optimum levels of flexibility, freedom of movement, ventilation, durability and comfort.