Girls’ ankle boots: The Geox J ADELHIDE. have AMPHIBIOX technology. Their patented system provides GEOX shoes with excellent breathability and comfort. The shoes feature perforated outsoles and a special microporous membrane that absorbs, and wicks sweat away from the feet. The patented AMPHIBIOX technology provides waterproofing while guaranteeing durable breathability without compromising all-weather comfort. A special waterproof membrane ensures an ideal comfortable microclimate and keeps the foot warm, dry and naturally breathing.