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The Nathan Elevation race vest is ready for ultra distances with large gear storage capacity and a 70 oz (2L) slideseal bladder to keep you hydrated. The Elevation carries everything you need in-comfort via the updated 3-Way Propulsion Harness allowing the vest to move naturally with your body, and multiple adjustment straps to customize the fit and compress the load. Rear zipper pockets and an external bungee stash your apparel. Dual front pockets can accommodate 22 oz bottles if you need extra hydration (not included); several pockets keep nutrition, electrolyte caps and all your essentials right at-hand.


  • Nathan Blue (5031NU)

Vest Details

  • 70 oz (2L) Hydrapak® Slideseal bladder included
  • Provides liquid for about 3+ hours of exercise, depending upon individual hydration needs
  • Large storage capacity; UTMB-capable
  • Updated 3-Way Propulsion Harness™ moves with your shoulders and upper torso: each shoulder strap moves independently, preventing pack from swaying or riding up, provides freedom of movement
  • 2 side cinch straps to adjust fit on-the-run; helps maintain stability and prevent bouncing
  • 2 adjustable vertical sliding sternum strap
  • Wall Mesh construction is lightweight and breathable, with soft perimeter binding
  • Padded back panel for comfort and enhanced fit
  • Rear zipper pocket offers quick access to bladder for re-filling
  • Large rear zipper compartment for stashing essentials, includes key hanger
  • Medium rear zipper pocket for smaller accessories
  • Front chest zipper pocket for phone (fits iPhone 4 and 5 with case), headlamp, or other small essentials
  • Small front water-resistant velcro pocket for electrolyte capsules or tablets
  • Front power stretch pockets can hold dual 22 oz bottles (not included), nutrition or other essentials; stay secured with bungees
  • Open front pocket stores gel packets, trash or small essentials
  • Rear shock cord and one-pull tension lock carries jacket or other apparel
  • Attached safety whistle via bungee
  • Trekking pole clips in rear
  • Torso Length: 18.0 inches (45.7 cm)
  • Weight: 14.1 oz (399.7g) with empty bladder
  • Pack Volume: 13.3L (812 inches³)


  • 80% Nylon / 20% Polyester

Bladder Details

  • Replaceable 70 oz (2L) Hydrapak® bladder
  • Slim and lightweight, fills easily with wide mouth opening and fold over/slide seal closure
  • Soft, high-flow bite valve and one-handed lock
  • Durable, kink-resistant drink tube
  • Plug-n-play, quick connection tube
  • Fill scale helps you monitor fluid volume
  • Reversible for easier cleaning and drying
  • BPA, PVC and Phthalate free, will not taint water taste
  • Durable Thermoplastic Polyurethane (TPU) construction
  • Meets or exceeds FDA and EC regulations

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