The Sea To Summit Trek & Travel Liquid Laundry Wash is a fantastically portable solution to cleaning your clothes when you're out in wilderness. This Trek & Travel laundry wash is formulated to remove dirt and odour from your clothes even in tough conditions, is phosphate-free, and environmentally friendly. Designed to fit into your carry-on luggage or an expedition pack, this bottle is leak-proof and airline friendly making it a brilliant choice for travel. The Trek and Travel Liquid Soaps are TSA approved as carry-on compliant and are perfect wherever your adventures take you. They fit easily into your travel bag.