The Signature Series® 5.0 Vestas - designed by female athletes, for female athletes. Ultimate Direction was the first company to develop women’s-specific hydration vests. Designed by female athletes for female athletes, we set the standard for inclusive design and filled a hole where the industry lacked—our Vestas offer women a hydration vest made to fit. The newest 5.0 Vestas feature all the top athlete-inspired innovations our Signature Series® is legendary for, plus more sizes on both ends of the fit range, an expanded product line that parallels our 5.0 Vests, and are designed specifically to fit female athletes. Maximum capacity with dedicated pockets for essentials, GPS units, and a deployable rain shell that is ready for any kind of adventure. Ultimate Direction - Adventure Vesta 5.0 Hydration Vest Women nighty sky