Magda Rubber Track Chelsea Boots by WODEN The Magda is a waterproof boot in a slip-on design with a track sole. Featuring a soft PU-foam insole which is absorbant and a natural soft midsole made from dual-density PU ensuring an ultra-soft walking experience. Completed with WODEN\'s natural, soft technology outsole. A technology designed to ensure you the best comfort. - The track sole consists of 65% natural rubber, 10% recycled rubber, and 25% conventionally produced rubber