Obermeyer 15088 Women's Summit Softshell Pant 100% Polyester HydroBlock Plus 93% Polyester, 7% Spandex Softshell YKK zipper hand pockets Water-resistant powder cuffs; YKK zippers - heavy duty; YKK zipper fly with windguard and stormflap HydroBlock Active - Obermeyer independently third party tests all of its technical fabrics for performance verification. Our high performance specialty fabrics use fully coated hydrophobic laminations and a superior DWR polymer coating for stain protection and coating integrity. HydroBlock Active resists up to 6,000mm before water penetration while allowing 3,000 grams of water vapor to pass through within a 24-hour time frame. Full-Motion Articulation - Garments at Obermeyer are patterned for motion. Extra length in pants and pre-curved knees are crafted to mimic the shape of a body in motion.