The Zipster Max is Nathan's widest-fitted minimalist belt that hugs your body and offers multiple pocket options to carry large phones, keys, bars, sunglasses and more. Zippered weather-resistant pockets, one large front pocket designed for all sizes of smartphones and a smaller back pocket for valuables. Plus two easy-access side pockets designed to hold: sunglasses, lights, and small soft flasks. 

• Extra large zippered weather-resistant pocket designed to fit all sizes of smartphones.
  
• Small zippered weather-resistant pocket for valuables such as keys and credit cards.
  
• Two side pockets designed for nutrition bars/gel, headlamps, sunglasses & smaller soft flasks
  
• Non-chafing, breathable lightweight mesh
  
• Offered in a full range of sizes (XXS to XL) for a secure compression no-bounce fit
  
• Storage capacity: 91.5 cu in / 1.5L