Winter proof. Style proof. Sorel Proof. Inspired by modern heritage, the Tivoli gets a fresh update for the season. Combining a bold lug sole with a classic upper, this updated winter boot features 200g of insulation, improved fit and feel, and enhanced underfoot comfort. FEATURES UPPER: Waterproof suede upper with PU coated leather mudguard and heel overlay. Canvas tongue. Faux fur collar with microfleece lining. OutDry waterproof construction.Laces are not waterproof. INSULATION: 200g insulation. FOOTBED: Removable plush PU-like EVA footbed with microfleece topcover MIDSOLE: Rubber OUTSOLE: Internal EVA drop-in pods. Molded rubber outsole IMPROVED FIT AND FEEL: Built in internal EVA drop-in for underfoot cushioning, responsiveness, and weight savings. Improved fit and comfort with new last and thicker sockliner. Roomier toe box provides a more generous fit