Black Diamond's super versatile snow pant outfitted with a waterproof construction and a minimalist feature set for streamlined and reliable resort performance, the Boundary Line Shell Pant has you covered from early-season storms to the spring corn harvest. They built the Boundary Line Shell Pant with our stretch 20k/20k laminated waterproof/breathable BD.dry fabric with Green Theme Technology's revolutionary Breathable Water Protection DWR-an environmentally friendly, PFC-free DWR that's superior in performance and substantially more durable than other DWR solutions. Zippered hand back and thigh pockets stash your daily essentials, and sideseam zip vents quickly ditch excess heat on warm spring days or sidecountry bootpacks.