Sea To Summit Wilderness WashOur super-concentrated liquid Wilderness Wash™ goes a long way—it’s gentle on fabrics and skin but effective on dishes and laundry stains. It is biodegradable and fragrance-free. We’ve also made sure that the bottle is strong and the lid is secure so you don’t have to worry about it leaking in your pack or bag. Use it in accordance with Leave No Trace principles and it is gentle on the environment too.