FITS OTTERBOX AND MORE: Designed with extra room to fit protective cases for iPhone 6/6s Plus, 7/8 Plus, Galaxy S8 Plus, Google Pixel XL and similar sized smartphones. Also fits Note 8 with a slim to medium size case. HOLDS SECURELY WITH COMFORT: Tune Belt uses premium-grade neoprene for a soft and flexible armband that won't bounce, slip or feel too tight allowing you to move freely during your exercise PROTECTS FROM MOISTURE: With no openings directly on the skin and fabric that wicks away moisture, the water-resistant design protects from perspiration and the elements

SLIM & LIGHTWEIGHT : Made of a quick-drying Lycra cloth, the flexible arm sleeve is lightweight and easy to fit on your arm. Other phone armbands are bulky, uncomfortable and rub your skin during exercise. Our soft and comfortable material will hold your phone secure with no pinching, no irritation and no distractions. FITS YOUR PHONE & MORE : Never leave anything behind with the stretchy armband that can hold your phone, keys, cash, credit cards, inhaler and even a nutritious snack. Whether your phone is 4"or 6.5", it will fit inside even with your phone case ON. SMALL - LARGE ARMS : Finally, a phone armband that you never have to readjust or worry about slipping during physical activity. The comfortable material hugs your arm like no other armband you've used before. Please measure around your bicep circumference (un-flexed) for a guaranteed fit. X-SMALL 7.4" - 9", SMALL: 9" - 11.6", MEDIUM: 11.6" - 14.2", LARGE: 14.2" - 16.5", X-LARGE 16.5" - 18"