THE [MOST COMFORTABLE ARMBAND]: Unlike all the bulky and uncomfortable armbands on the market the Sprigs Armband is unique, We made our armband without the uncomfortable plastic and Velcro components that other Armbands have. Our Armband are made with our custom high end, lightweight, breathable performance fabric which stretches to FIT ANY SIZE PHONE with or without a case. Including, but not limited to, iPhone 11, X,XR, 8, Samsung Galaxy S10+, S9, S8, Google Pixel 4, 3XL, 3, 2 | SIZES FOR BIGGEST AND SMALLEST ARMS (4 comfortable sizes) – Small arms? We have your size. Very large arms? We have you covered too. To receive the most accurate size, please measure your bicep and choose from the following sizes – SMALL (7 inches to 9.5 inches) MEDIUM (9.5 inches to 12.5 inches) LARGE (13 inches to 16 inches) XL (16.5 inches to 19.5 inches) | THE ONLY ARMBAND WITH [BUILT IN GRIP DOTS]: Goodbye to chaffing, pinched skin, slipping and sliding! Just enter your phone and other valuables into the armband and slide it up your arm. Our grip dots will keep your armband in place leaving you hands free and comfortable. The secure velcro brand fasteners will keep your items safe and secure regardless of where your run takes you. | [MULTI USE]: The armband is built for those who lead an active lifestyle. Whether you are running, hiking, working out, or traveling our armband is the most comfortable and dependable choice. Its discreet and lightweight build will rest comfortably and hidden under a shirt. | MACHINE WASHABLE: Stop using the same filthy armband run after run or workout after workout. The Sprigs Armband is machine washable, just seal the Velcro strap that holds your phone and enter it into the washing machine