R-Core represents our Downhill DNA with a premier line of technical riding apparel enabling you to attack your run with confidence and style. Crafted from durable, yet lightweight materials, R-Core is engineered to offer comfort and protection run after run. Features DWR 2-way mechanical stretch polyester fabric. Inseam laser holes for increased air flow. Stretch-mesh venting increases airflow and mobility. Mountaineering-inspired adjustable closure for the perfect fit. Silicone print on inner waistband to minimize slippage. Printed graphics. Zipper pocket for security of essentials. Articulated knee improves mobility.