Smartphones have quickly become solid fitness tracking tools. Running bands hold your phone while you do your daily fitness runs, whatever the weather.

People prefer running bands for a variety of reasons: Most important are fit and comfort, as well as the ability to hold more things than just a phone. 

The best running bands provide water resistance, are not bulky, are light enough and some even provide easy access to screen.

The best iPhone 5/5S running band: TuneBand for iPhone 5/5S
The best water-resistant running band: X-1 (Powered by H2O Audio) MM-AB1 Momentum Weatherproof Armband for iPhone 4/5 (Black) - complete protection from sweat and rain 
The best iPhone 5/5S running band for your waist belt: Nathan Phantom Pack
The most most flexible running band: Annex Quad Lock (pricier than arm bands)