The Knox insulated snow pants' slim modern fit is designed with a breathable GORE-TEX 2L membrane for the nonstop protection you need when seeking out that post-storm stash. Crafted with a PFCec-free water-repellent treatment for sustainability that stays dry in deep powder, the mesh-lined vents let you dump heat on hot hikes across ridgelines. Work with the Aris 2L GORE-TEX snow jacket for a performance-driven pairing.