Hands-Free Hydration Pack for Runners – Perfect for 5K, 10K & Marathon | Anti-Slosh Arm Sleeve, Therma-Cool Insulated | Trail Running & Triathlon

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• HANDS-FREE HYDRATION THAT KEEPS YOU MOVING — No handheld bottles. No waist belt bouncing. HydroSleeve mounts directly to your upper arm so you can sip on the go — just raise your arm and drink. Perfect for 5K, 10K, Marathon, Trail Running, Triathlon and Hyrox training athletes who refuse to break stride.
• ANTI-SLOSH BLADDER TECHNOLOGY — Our 7.5 oz BPA-free TPU pouch compresses as you drink, eliminating water movement completely. No sloshing, no distraction, no rhythm interruption. Smooth stable hydration mile after mile for runners, joggers and endurance athletes.
• THERMA-COOL INSULATION KEEPS YOUR WATER COLD — Built-in insulation keeps your water cool in hot weather conditions. Whether you are training in summer heat or racing under the sun, every sip stays refreshing and cold. Ideal for outdoor running, trail racing and warm weather workouts.
• FITS ANY RUNNER ON ANY ARM — Adjustable valve works on left or right arm. High elasticity sleeve stays locked in place without sliding or chafing. Sized for every athlete — measure upper bicep for perfect fit. Small 8-10.5in, Medium 11-15.5in, Large 14.5-20in.
• COMPLETE KIT READY TO RUN — Every HydroSleeve ships with two anti-slosh bladders and two silicone valves so you are always race ready. Supports 5K, 10K, marathon, trail and triathlon training. Makes the perfect gift for any runner on your list.