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Six Moon Designs

Flex PR Plus Pack Rafting Backpack

The Six Moon Designs Flex PR Plus Pack Rafting Backpack is a 75 L, 3.7 lb pack.

Capacity
75 L
Weight
3.7 lb · 1,683 g
Laptop
Not published
Water
Highly water-resistant
Six Moon Designs Flex PR Plus Pack Rafting BackpackSix Moon Designs Flex PR Plus Pack Rafting BackpackSix Moon Designs Flex PR Plus Pack Rafting Backpack
Six Moon Designs Flex PR Plus Pack Rafting Backpack colors
Photo: Six Moon Designs (opens in new tab)

What the data says

  • Heavier than most packs its size: 100% of 6 comparable packs weigh less.
  • Lowest in-stock price is 18% below list price this week.

Computed from the specs below. How we write summaries.

Full specs

Last verified Oct 5, 2026

Unless marked otherwise, specs are from the manufacturer’s product page (sixmoondesigns.com).

Size & weight
Capacity75 L (4,575 cu in)
Weight (manufacturer)3.71 lb (1,683 g)
Weather & materials
Water resistanceHighly water-resistant
Main fabric420 Nylon Robic (Gray, Green) or X-Pac VX21 (Red)
Denier420D
Access & organization
OpeningRoll-top
External pocketsSide, Front, Shoulder strap
Bottle pockets2
Carry system
HipbeltRemovable
Sternum strapYes
Torso sizes16-22" (38-56 cm)
Other
ColorsGray, Green, VX21 Red

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