Running Marathon Waist Bag Hydration Hiking Climbing Racing Fitness Gym Lightweight Belt Bottle Hip Waist Pack

About soft flask BPA free, SGS and FDA certified. This tested to comply with international safety standards. It won’t leave a bad taste in your drink. The water bladder passed pneumatic pressure test, it is pressure-tolerant. SPACE SAVING DESIGN Soft water flask hiking is compact and built for a long life for durable use. The running flask stands upright when it full and shrinks in the min volume while empty, excellent design for space-saving. Feel free to drink or fill it. The more you drink, the smaller it is. PRACTICAL WATER BOTTLES The folding water bottle with nozzle can be frozen and chilled overnight, easily get a refreshing beverage on the hot day. Special soft hydration flask designed for daily and sports ( Recommended used temperature: 0 – 40 ℃ )