This slip-on shoe has AIRCOOL technology made from really soft leather with an integrated ventilator which transports foot perspiration & warm air to the outside. The integrated membrane stops moisture & wetness getting into the shoe. It doesn’t matter what the weather is, your feet will stay nice & dry. Wear these shoes on long walks, in warm rooms or when travelling. The quality pays for itself. * The sole has 2 ventilators * The waterproof membrane filters the dampness out of the shoe * Easy to put on & take off, no tying of laces