Classic Blundstone comfort and durability, lined with fleece and 200 grams of Thinsulate insulation. This fully waterproof leather boot is designed for ultimate comfort all winter long, featuring a removable sheepskin footbed for additional warmth. Latexed seams and waterproof elastic seals in the warmth, while the thermo-urethane outsole is resistant to hydrolysis and microbial attack - making this boot a top choice for any outdoor winter activity. Fully waterproof boot with waterproof elastic and latexed seams Lined with 200 grams of Thinsulate insulation Thermo-urethane outsole resistant to hydrolysis and microbial attack Polyurethane midsole for comfort PORON® XRD™ in the heel strike zone to dissipate heel strike shock Removable sheepskin footbed for warmth and comfort PORON® XRD™ in the heel pad