The Sea To Summit Trek & Travel Hand Sanitizer is TSA approved as carry-on compliant and made for travel. Fits easily into your carry on or expedition backpack and can keep the germs at bay wherever you find yourself. The leak-proof bottle is airline friendly and the phosphate-free formula is environmentally friendly when used in accordance with Leave No Trace principles.Features Super concentrated formula Biodegradable Phosphate and Paraben-free Will not harm the environment when used in accordance with Leave No Trace principles Light Green Tea fragrance TSA approved as carry-on compliant Tough bottle with a tight sealing lid so it's safe in your luggage or pack