VaporHowe: "We've designed this pack to fit women" - YouTube
Nathan Running Hydration Packs
Nathan Pinnacle 12L Hydration Pack Running Vest with 1.6L Water Bladder Included. Hydration Backpack for Women/Men/Unisex. for Runs, Hiking, Cycling and More (Women's - Lime/Hibiscus, XXS) : Amazon.co.uk: Everything Else