This year, Amazon is treating us to the longest Prime Day ever. Rather than the standard 48 hour event, Amazon extended the sale to four days. Sadly, we're in the final day of the sale, but there are ...

The New LifeStraw Go Series Water Filter Tumbler in Teal. From work to workouts and all the refills in between, LifeStraw’s new 18-oz stainless steel insulated tumbler makes hydration on the go a ...

If you spend hours or days outdoors, staying hydrated is essential. LifeStraw, one of the most trusted names in portable water filtration, makes it easy to access clean, safe drinking water wherever ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. On June 23, we all raise a ...