Monstercube Water Resistant Sports Armband for iPhone 6 /iPhone 6s (only 4.7") with Key Holder and Bundled Screen Protector SIZE COMPATIBILITY: Perfectly compatible with your iPhone 6 /iPhone 6s (only 4.7"), 5/5s/5c, iphone 4/4S(Not fits iphone 6 plus 5.5 inch), Samsung S4, S3, S2, HTC as well as other smart phone that has a screen less than 5.0". Notice: capatible size is only the naked phone size, NOT the size with your phone's case. QUALITY MATERIALS: Made of soft neoprene and diving material---flex, twist, confortable and bend but won't lose it's shape. Gives you a comfortable sports time. It can stand up to the toughest of workouts and Matathons. Our armband's material is Environmental friendly, use our armband to join the Eco friendly green. ULTRA LIGHT WEIGHT & ADJUSTABLE: No pressure, just enjoy jogging, running, biking, cycling, golfing, and various outdoor sports activities. FULL SGREEN COVERAGE: Protect your screen and you can still keep full touch screen functionality. Universal headphone jack support for iphone and Android phones. SECURE BUILT-IN HIDDEN KEY AND EARPHONE HOLDER SLOT: Perfect for house or car keys. Never worry about missing the key, give your sports another guarantee. REFLECTIVE STRIPE: providing extra visibility and safety, especially if you prefer to run in low light conditions.