These Rainbow Fanny Packs are made of nylon, durable, comfortable, and with zippered closure, the main pocket can hold water bottle, cell phone, keys, wallet, and more, which is ideal for outdoor activities. The hidden zippered pocket under the flap is smaller and fits your most discreet items. There is plenty of space to fit all your festival and rave essentials. With the adjustable strap this is a wear on your front, side or over the shoulder fanny pack. And you can also use it for walking, running, hiking, cycling, beach or travel. This cute fanny pack for women and men has an adjustable waistband that fits a 31″ – 44″ waist. High quality, 100% premium durable polyester construction which allows the fanny pack to remain comfortable while holding all your stuff. Fits all sizes – small, medium and large.