Size: S: Wrist circumference: 16cm, length: 17cm, suitable for wrists: 14-18cm M: Wrist circumference: 20cm, length: 17cm, suitable for wrist: 19-24cm -- People will be shocked when you pull your cell phone or cards out to pay. They will definitely want to know what it is. Also, the funny part is that our minimalistic but fashion-designed iphone arm band for runners has Multiple wear options, like wearing it on hand or on the arm. Differ wearing ways bring you kinds of decorative styles which look very stylish, cool, and safety. -- The phone--as a daily carrying Item hard inseparable from us. Our wrist phone holder glove holds your Phone comfortably when you go on your run. Our running phone holders are designed to hold cell phones or other small essentials portably and help the runner focus on the running process. -- No danger of purse nabbing or being forgetful! Not feeling like a target is on you by wearing a purse, fanny pack, or a wallet that clearly shows. Our wrist pouch for the phone has dual pockets and snaps to keep items security. Use the palm pocket for keys, ID, credit cards cash, etc. Use the back of the hand pocket for the phone when walking, jogging, cycling, or walking the dog. -- Our running phone holders are made out of comfortable stretchy, flexible, and breathable material that fits within 7.5inch phone It has not stretched out at all after machine washing. Even when you hand rinse it out after your exercises and wrist wallet dries very quickly. Also, compact and comfortable wear keeps important stuff around you. -- In daily life, you can wear this wristband wallet to hiking, traveling, and walking the dog. When you work out or run, you can hold the phone to avoid distraction for focus on training. As gift, our wrist pouch is a great gift for nursing homes and old people, or running, or walking partners.