A pop of color and enhanced visibility! Bright day-glow yellow plus reflective material, lightweight and super comfortable, it fits iPhone 6 (4.7"), Samsung Galaxy S4, Galaxy S3, HTC One (M7), Motorola Droid Razr Maxx HD, Moto X, Nokia Lumia 920/1020 and other smartphones 5"-5.4" in length. To fit one of the phones listed above with a protective case, try one of Tune Belt"s larger fitting sizes. This armband also fits iPhone 5/5s/5c WITH medium size cases such as: Belkin GripCandy Sheer, Caselogoy Slim Fit Hybrid, Incipio DualPro, Magpul Field Case, OtterBox Commuter, Speck CandyShell Grip, Spigen Neo Hybrid/SGP Ultra Hybrid/Slim Armor/Tough Armor and Tech21 Impact Mesh. The cushioning neoprene armband protects your device and stays secure comfortably without slipping or constricting! A clear, protective window cover allows full access to control touch screens, and a convenient flap helps manage and store the earphone cord. The armband is hand-washable washable - use a mild detergent if desired, then air dry and store out of direct sunlight. The armband adjusts from 9"-16". For larger sizes or to fit over clothing an Armband Extender is available adding about 6.5" (see model EX3 - sold separately.) Maximum size: Length 5.4", Circumference (2X width+2X depth) for smartphone or protective case-up to 6.3". Color: Black/Yellow/Reflective