Gregory 3D Hydro vs REI Co-op Trail Hydro 20 L Hydration Pack - Men's

  • Great for hiking, motocross racing, mountain biking
  • Sticks to the Gregory quality
  • Comes in 2L or 3L
  • Little plastic bit inside that helps it dry
  • Hanged up water always get stuck at the bottom
  • Great for day hikes
  • Comfortable
  • Good size for carrying a lot
  • Water reservoir is genius
  • Hip belt is also very comfy


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