1. Designed to be worn under the hips, it ensures complete comfort by eliminating friction, allowing a comfortable fit that stays in place during use without bouncing or chafing.<br> 2. Angled bottle holder design: The angle design will solve the weight of your hips, ensure that you will not shake during the movement, and fit the curve of your body, bringing a comfortable carrying experience. NO Bounce has a secure fit and is easy to use, perfect for races that require light weight and speed. Distribute the weight of your items evenly for a bounce-free ride while you run, hike, marathon or bike.<br> 3. Flexible bottle holder compatible with most bottles: The bottle holder has some flexibility to accommodate different bottle diameters and a retaining ring for extra security if needed.<br> 4. Space design and sports professional: bottle running with two zipper pockets, main expandable elastic pocket with inner layer and key hook, reasonably divide your valuables, suitable for most smartphones, suitable for credit cards, ID cards, Keys, tissues, chocolate bars, energy gel packs, running accessories. Outside small pockets with compression elastic straps for extra attachment points for clothes, gloves, hats, etc.<br> 5.Easy to wear and safe: Equipped with headphone jack, enjoy music while running. Reflective labels on the pockets keep you safe while running at night. Ideal for endurance running and training. Also suitable for walking, dog walking, hiking, golf, skateboarding, snowboarding and biking.