●Compatible with both the original LifeStraw personal water filter straw and LifeStraw Peak Series water filter straw ●Ultralight and portable, pack your water filter straw in this carry case for your backup hydration, emergency, or on-the-go needs ●Durable: designed to withstand bumps and falls to protect your water filter straw with included inside strap for added security to keep in your emergency go bag, glove compartment, or backpack ●Sturdy zipper for extra protection and easy access when travelling or on the go ●Available in Dark Mountain Gray and Mountain Blue ●Your purchase has impact: one purchase, one child, one year of safe water ●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