Product details:

New 1477 Blundstone Winter Thermal in Antique Brown looks loved right out of the box, and just gets better. Thinsulate lining and natural wool footbeds retain body heat. 100% waterproof leather and elastics. Lightweight, pull-on, kick-off Blundstone comfort made for Canadian winter. Bring on the chilly F Premium waterproof leather. Fully waterproof boot with waterproof elastic and latexed seams. Polyurethane midsole for comfort.XRD in the heel strike zone to dissipate heel strike shock. Removable sheepskin footbed for warmth and comfort. XRD in the heel pad. S Lined with 200 grams of Thinsulate insulation. Thermo-urethane outsole resistant to hydrolysis and microbial attack. Extra set of footbeds. Leather lined.