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 of advanced stretch and durable stretch Ripstop and an ultra-lightweight construction, the Supertech Pants feature a host of SX and MXGP race-proven technologies, including stretch Kevlar, to deliver optimum levels of flexibility, freedom of movement, ventilation, durability and comfort.<br><br>Main chassis constructed extensively from an advanced stretch rip-stop fabric. The textile fiber composition is specifically developed by Alpinestars for optimized mechanical properties including strength, elasticity and abrasion durability. Performance engineered single layer construction for enhanced wearability, superior comfort and lighterweight,and ease of use with knee braces.<br>