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Zpacks

Women's Arc Haul Ultra 50L Backpack

The Zpacks Women's Arc Haul Ultra 50L Backpack is a 50 L pack.

Capacity
50 L
Weight
Not published
Laptop
Not published
Water
Highly water-resistant
Zpacks Women's Arc Haul Ultra 50L BackpackZpacks Women's Arc Haul Ultra 50L BackpackZpacks Women's Arc Haul Ultra 50L BackpackZpacks Women's Arc Haul Ultra 50L BackpackZpacks Women's Arc Haul Ultra 50L BackpackZpacks Women's Arc Haul Ultra 50L Backpack
Zpacks Women's Arc Haul Ultra 50L Backpack colors
Photo: Zpacks (opens in new tab)

What the data says

  • Lowest in-stock price is 11% 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 (zpacks.com).

Size & weight
Capacity50 L (3,050 cu in)
External dimensions74 × 31.8 × 16.5 cm (29.1 × 12.5 × 6.5 in)
Carry-on sizeLarger than common carry-on limits
Weather & materials
Water resistanceHighly water-resistant
Seam-sealedYes
Main fabricUltra 100X (UHMWPE woven blend), 3.3 oz/sqyd
Access & organization
OpeningRoll-top
Quick-access pocketYes
External pocketsSide, Front
Bottle pockets2
Hydration sleeveYes
Carry system
FrameInternal frame
HipbeltPadded
Sternum strapYes
Torso sizesShort (16-19 in), Medium (19-23 in), Tall (23-26 in)
FitWomen's
Other
Built forHiking
ColorsDusk Blue, Jet Black, Storm Gray, Green, Pink, Red
WarrantyTwo year limited warranty against defects in materials or workmanship

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