When you drink beer, at least you know what’s in there. And the truth is, the stuff that’s bad for you is what you enjoy most. But when it comes to drinking water, nobody wants bad stuff in there. The Grayl is a portable water-filtration cup that ensures the water you drink will be pure. It features G3+, three filtering technologies that remove protozoa, bacteria, viruses, chemicals, & heavy metals. It’s also 100% BPA-free.
Grayl Water Filtration Cup