Race Ready SPIbelt - to hold a Race Number Bib, Energy Gels, and all your run essentials for race day - whether that be a 5K, Half Marathon, or Triathlon. Built for comfort and durability. The SPIbelt Endurance PRO has a weather-resistant zipper and pocket that will help keep essentials safe from the elements or a sweaty run. The spacious pocket will hold any phone on the market and has four gel loops on the elastic band to hold your energy gels and attached race toggles. The elastic on this belt is 1.5" wide, 50% broader than the Original SPIbelt.