H2O Audio unveils Flex waterproof headphones

H2O Audio has unveiled its new Flex waterproof, sweatproof headphones. The company claims that Flex is 100% waterproof down to three feet, and feature 9mm drivers, a two-tone design, and three different sizes of included earplugs. H2O Audio’s new Flex waterproof headphones are available now in four colors and sell for $30.