Ultraspire Synaptic

  • FEATURES - The MBS belt at the back is compatible and interchangeable with a Lumen 600 front for a hydration and illumination combo; dual-sided adjustment for good sizing range with single speed hook access
  • ERGOFIT WAIST - Our waist packs have seen unprecedented amounts of attention from start to finish. They enhance performance with heat regulation, conserves energy due to load placement, and is designed to sit so stably it goes unnoticeable on the body
  • FLUID CAPACITY - 1 UltraFlask 550 mL included; BPA-free, Phthalate-free, and PVC-free
  • CARRY EVERYTHING YOU NEED - Hold essentials such as gels, energy foods, pills, electrolytes, a cell phone, keys, money, and light clothing or Z-poles