1.Adjustable shoulder straps are designed for women and men: Fits 24 oz water bottle (not included). Our running belts reduce your shaking during your run. This water waist pack fits 24" to 46" waists and a fully adjustable shoulder strap fits easily around your waist2.Lightweight Durable and Reflective Design: The fanny pack is made of high-quality breathable waterproof fabric, which can better protect the items in the bag from getting wet in the rain. Highly reflective under the vehicle headlights, the reflective labels on the pockets ensure your safety when driving at night.3.Multifunctional Main Pocket and Headphones to Enjoy Music: The fanny pack has 3 zipper pockets, our fanny pack can hold 6 inch screen mobile phone, car keys, ID/credit card, cash, headphones, iPod and other accessories while exercising. You can listen to your favorite music while jogging through the 0.13" (3.5mm) headphone socket.4.Suitable for Activities: The fanny pack is not only used for running, exercise, gym, high-intensity sports, fitness, walking, jogging, but also suitable for cycling, hiking, fishing, mountain climbing, camping, travel, daily leisure, etc. This will be the ideal companion for all activities.