These handmade minimalistic rain boots can withstand even the hardest torrential downpour. Ilse Jacobsen have chosen to make their rain boots out of the finest single-estate natural rubber from sustainable harvests. This pure, natural rubber is mixed with a secret recipe, making the fundamental composition 52% pure, natural rubber and 48% secret recipe. Entirely PVC-free, these boots contain no animal by-products. The result is a sturdy and reliable companion for rainy days. To make sure that your feet stay dry and comfortable, this edition is lined with a special summer lining made of 60% cotton and 40% polyester. In addition to this, they have comfortable soles in them, made of 60% cotton and 40% polyester. Uniquely, Ilse Jacobsen have developed a special anti-ice sole that has a rough surface, providing the best possible traction in slippery and icy conditions. The cold won’t ruin your rain boots either – the soles are made of lightweight EVA, withstanding temperatures down to -40 °C, and the rubber uppers withstand temperatures down to -20 °C.