Sitka Gradient Pant Size Large Color Optifade Waterfowl Marsh From Sitka: Ultra-warm, super-soft and built to move, the Gradient Pant features four-way stretch and is built with compression-resistant fleece that retains its loft all day for superior heat retention and moisture transport in breathable wader systems. Tapered legs, minimized seams and foot stirrups provide the sleekest possible layering experience.