Hydrosleeve Package, Hands-Free Armband Hydration Pack and Hydration System for Runners and Athletes Best hydration system for runners- 100% Hands-Free Hydration. Run and hydrate without breaking your stride. The Hydrosleeve allows a runner to drink by moving your arm up toward your mouth without using your hands. Anti-slosh bladder made from BPA and PVC free TPU. Bottles will slosh as you drink it, but our bladder will compress eliminating the slosh. Therma-cool Insulator keeps your water cool during your run. Angled bite valve that can be adjusted for use on either arm. Bladder holds 7.5 oz of fluid, as much as a small water bottle, which is plenty of hydration during most runs/workouts Hydrosleeve Package comes with one (1) Hydrosleeve, two (2) anti-slosh bladders and two (2) angled valves made from FDA approved silicone. GREAT GIFT FOR RUNNERS! Small:7.5-11 inches Medium: 10-15 inches Large: 14-21 inches Black with Blue Accent Black with Pink Accent Black with Gray Accent Aqua Blue and Black Sip and run by <span class="a-text-bold">simply raising your arm to your mouth.</span> The Hydrosleeve hydration sleeve is made with <span class="a-text-bold">double-loop Lycra</span> and <span class="a-text-bold">high-grade nylon front</span> The compartment is lined with <span class="a-text-bold">therma-cool insulation</span> that <span class="a-text-bold">keeps the water cool</span> Refillable with any liquid of your choice Washable and easy to clean Lightweight and easy to fill Angled valve adjusts toergonomically reach your mouth This <span class="a-text-bold">7.5 oz anti-slosh bladder</span> is made from athermoplastic polyurethane, fitted with an angled valve made from a food grade<span class="a-text-bold"></span>silicone Just enough to keepany runner hydrated at key points along their way