If you camp out a lot, or simply travel to remote places then this LifeStraw is for you! Dehydration can come at anytime but with the Lifestraw Personal Water Filter you will always be prepared even where there is no safe water to drink from, when you stumble onto a well, marsh or dirty puddle the LifeStraw could literally save your life by allowing you to drink that water and stay hydrated without any health risks. Don’t take a risk with your life and drink contaminated water, the LifeStraw water filter removes a minimum of 99.9999% of waterborne bacteria and 99.9% of parasites, is good for up to 1000 liters, and lets you drink right from the stream, lake, or river. The LifeStraw is also lightweight so there is no fret to adding heavy items to your pack like a pot to boil the water. This LifeStraw Water Filter is necessary and is an exceptional gift for under $20 for any traveler that visits those rugged developing countries.