NWT Sorel Explorer II Joan Cozy, size 8, color Delta/Fawn Cozy and Warm Waterproof Boots Improved fit with shearling detail, EVA cushioning, and 100g insulation. Leather upper and rubber sole provide grip for slick streets. UPPER: Available in faux shearling with waterproof suede. Microfleece lining. Laces and faux shearling are not waterproof. INSULATION: 100g insulation. FOOTBED: Removable molded EVA with microfleece topcover. MIDSOLE: Molded EVA with rubber heel logo. OUTSOLE: Molded rubber with ground contact EVA. SHAFT HEIGHT: 6 1/2 in. LACE LENGTH: 42 in.