The Flex¹ fabric used in these pants boast excellent qualites: great wind protection, a stretchy structure, excellent durability and great moisture transfer capabilities. These pants are the perfect choice for hiking as well as the sunny spring days of a ski tour, the model is actually the manufacturer's lightest. The windproof fabric is coupled with zippered ventilation slots with a mesh backer. In guaranteed Norrøna style, the fabric has been tested and it fills the Oeko-Tex standard's requirements, meaning it is free of harmful chemicals. - "Technical fit": relatively body contoured, somewhat narrower model - Waist Velcro tabs - Bluesign approved product - Adjustable hem - Hooks for gaiters - Hand pockets with zippers - One zippered cargo pocket - One rear pocket The fabric has a water repelling treatment made without the use of PFC.