Features of the Sorel Infant Whitney II Joan Lace Boot Upper: Available in waterproof suede with PU leather or suede rand or waterproof suede with felt tongue and vamp with PU leather rand Eyestay detail and faux fur cuff Waterproof bootie construction Microfleece lining Laces Are not waterproof Insulation: 100g Insulation Footbed: Removable molded PU-like EVA Footbed, microfleece topcover Outsole: Molded rubber cupsole construction