200g insulation Removable molded PU-like EVA footbed, microfleece topcover Molded rubber cupsole construction Waterproof nylon upper and PU coated synthetic overlays. Faux fur cuff on colorway 010 or textile cuff on colorways 253,061, & 292. Felted tongue on colorways 253 & 061. Microfleece lining. Waterproof bootie construction. Nylon heel pull tab. Laces are not waterproof.