These handmade Chelsea rain boots can withstand even torrential downpours. Ilse Jacobsen makes their rain boots out of the finest natural rubber from sustainable harvests. Entirely PVC-free, the boots contain no animal by-products. A sturdy and reliable companion for rainy days. Lined with 60% cotton and 40% polyester summer lining to make sure your feet stay cool and comfortable. Comfortable soles made of 45% viscose, 35% polyester, and 20% polyacrylic. The cold won't ruin your rain boots either - soles are made of a lightweight EVA.