Description Of Keen Timberline - Women's The Timberline is a hybrid - a combination of a slipper and shoe. The boiled wool upper will keep you warm. And the soft, fleece lining - well, with this lining, you'll never want to take it off. Features: Upper: Boiled Weight: 8.9 oz/252 grams Lining: Fleece Rubber: Non-Marking Removable jute, cork and natural latex footbed KEEN signature toe protection Non-marking, crepe inspired rubber outsole Boiled wool upper with water resistant treatment