Alpinestars AST-1 Waterproof Pant Options Test Advanced Ventilation System: Ensures optimal

Advanced Ventilation System: Ensures optimal airflow

Side plates cannot be used in conjunction with Tracshield

Internal toe box and heel counter reinforcement is layered under the upper for more ergonomic design

Adjustable ear flap can be worn either up or down

Two pockets on front

Alpinestars AST-1 Waterproof Pant Options Test Advanced Ventilation System: Ensures optimalAn excellent all weather textile pant with a fixed waterproof membrane and class leading internal protection incorporated into its multi panel chassis, the AST 1 v2 Waterproof pants are equipped with pre curved legs and an articulated knee design for enhanced comfort and durability.