NWOT- Keen- Women's UNEEK SNK Waterproof Chukka Boots Features: Non-marking rubber outsole leaves no trace KEEN.DRY waterproof, breathable membrane Eco Anti-Odor for natural odor control Recycled PET plastic PFC-free, durable water repellent Material: Upper contains recycled PET plastic bottles KEEN.FREEZE rubber outsole for traction in cold conditions High-rebound EVA midsole Fleece lining for warmth Luftcell air-injected PU insole for all-day comfort Technologies: KEEN.DRY A proprietary waterproof, breathable membrane that lets vapor out without letting water in. Care: Hand wash with cold water and mild soap. Remove excess dirt/spot clean with a stiff brush or soft cloth. Do not machine wash. Allow to air dry away from heat.