Aspa 2.0 EP is: Made of chrome-free Eco Performance (EP) leatherGuaranteed free of fluorocarbonsMade of materials of European originEasy to put on / off withLined with warming wool blendInternally reinforced both in front of the toe and back of the heel to protect and keep the foot in placeEquipped with a warming insole in wool blend that is removableGrip-friendly and lightweight with EVA outsole Keep in mind: that the insole can be removed if the shoes need to be dried. There are also new insoles to buy if you need extra pairs. Tip! Complement your winter shoes with a warming wool sock. Wool is perfect for all conditions because it regulates both heat and moisture.