The Ultimate Direction Race Belt 4.0 is a belt for scrambling, running, or any adventure where lightness equals quickness. It's a barely-there solution for hydration that can carry a single Body Bottle 500 (included), as well as an iPhone 8. It features a Flex Mono Mesh dual compression waist belt, which provides a secure and breathable fit. It also includes individual compression bungee bands, in case you need an additional attachment point. It weighs in at just 73 grams, making it the perfect belt for your next lightweight Eastern Sierra adventure.