The unisex New Balance Tokyo Design Studio Niobium C_3 ski boots in green with blue are built for winter weather functionality and feature an inner boot, which can be worn more casually, outer shell with an upper constructed from eVent, a waterproof yet breathable material, outer sole unit is adapted from a 1990s Tokyo streetwear favorite, the classic MT580, and inner boot that is outfitted with an original graphic textile design and is insulated with lightweight and water-repellent PRIMALOFT®.