Leave your phone in its case! This lightweight and comfortable armband fits your favorite iPhone 5 / 5s / 5c and iPhone 4 / 4S cases such as the OtterBox Defender / Commuter Series Cases and more. Its many features and benefits provide unmatched comfort, convenience and protection while you run, workout or listen on the go. (See below for additional information.) Amazingly comfortable to wear, the cushioning neoprene armband is stable and secure so it will not bounce or slide down the arm. The armband is washable and adjusts from 9"-17". For larger sizes an Extender is available, adding about 6.5". (See model EX3 - Sold separately.) Fits: OtterBox iPhone 5 / 5s / 5c Defender/Commuter cases, OtterBox iPhone 5 / 5s Reflex and Commuter Wallet Series cases, OtterBox iPhone 4/4S Defender/Commuter cases, LifeProof iPhone 4/4S Case, mophie juice pack (air and plus) for iPhone 4/4S and more. To fit the iPhone 5 / 5s / 5c without a case, see Tune Belt model AB87, to fit with slim cases see Tune Belt model AB83, and to fit with X-large protective cases, see Tune Belt model AB85 which can also hold some of the larger cases in the list above if a looser (but still secure) fit is desired. Maximum length: 5.35" - Maximum circumference (2X width plus 2X depth) up to 6.75". Color: Black We offer expedited shipping via USPS Priority Mail (2-4 days after shipping) or chose standard shipping via USPS First Class mail.