1. CARRY MOST IMPORTANT THINGS WITH YOU - our lightweight running belt is the ultimate solution for running, workout, hiking, cycling or any outdoor activities. It can carry most large sized smartphones (up to 6.5 INCHES diagonal screen), cards, cash, glasses, Insulin Pump Holder, earphones and much more. It also has a hidden key hook for added security and prevents scratch on the screen. Ample storage room around the waist ensures your items are separated. 2. INVISIBLE DESIGN - why do you need LOGO on your belt if you want to fit the belt with your overall workout outfit? This sleek and simple design (without an obvious in your face) makes the product so compatible and invisible. You can simply pull the belt on a pair of pants or even a sports skirt, place over or under clothes and slide in your stuff to achieve an effortless look in any circumstances. 3. ADJUSTABLE BELT - the elastic belt is infinitely adjustable but it is strong enough to stay in place reliably during running. The belt is "one size fits most" and is suitable for a waist circumference of 27.5-43.3 INCHES (70-110cm) with the buckle. 4. STRETCHABLE MATERIAL - Made with water resistant fabric, this running phone holder withstands sweat, moisture, rain, snow and dust. All materials are of premium quality that is durable to resist tear and wear for long time use. Also, the breathable fabric dries fast to limit sweat and is really easy to clean.