About the product: Made of partially recycled textile / polyester with details of PUGuaranteed free of fluorocarbonsWaterproof with membrane and sealed seamsEasy to close with practical hook and loopLined with warming fleece (Polyester)Warming and removable fleece insoleGrip-friendly outsole of natural rubberInternally reinforced at the front of the toe and back of the heel to protect and keep the foot in the correct positionExtra reinforcement on the front of the toeMachine washable at 30 degreesReflex on the outside of the shaftTip! Complement your winter shoes with a warming wool sock and an extra wool sole. Wool is perfect for all conditions because it regulates both heat and moisture.