LifeStraw go series is the ultimate sidekick for safer, better-tasting water for travel and everyday use. The BPA-free bottle filters out nasties, so you can fill up from airport bathrooms, a tap in Mexico, or a gas station while road-tripping. The advanced 2-stage filter improves taste and protects against bacteria, parasites, microplastics, chlorine, silt, sand, and cloudiness. The BPA-free bottle is made from 50% post -consumer recycled plastic. Do good on the go and avoid single-use plastic bottles. For every purchase, a child in need receives to safe drinking water for a year. Improves taste the carbon filter reduces chlorine, odors plus organic chemical matter- filters out contaminants the membrane microfilter protects against 99.999999% bacteria, 99.999% parasites, 99.999% microplastics, sand, dirt, and cloudiness- long lasting the membrane microfilter lasts up to 1,000 Gal. (4,000 L) - about 5-years of daily use. Carbon filter lasts up to 26 Gal. (100 L) - about 2-months. Saves waste the membrane microfilter lasts up to 4,000 liters. That is 8,000 single use plastic water bottles out of our parks, our oceans, and our communities. LifeStraw is proud to be a B Corp and climate neutral certified brand, committed to meeting the highest standards of verified social and environmental performance, transparency, and accountability- for every purchase, a child in need receives to safe drinking water for a year. Color: Clear.