Image not available$199.99
1 retailer
Arc Pro 50L Backpack
The Zpacks Arc Pro 50L Backpack is a 50 L, 1.3 lb pack.
- Capacity
- 50 L
- Weight
- 1.3 lb · 611 g
- Laptop
- Not published
- Water
- Highly water-resistant
Image not availableWhat the data says
- Lighter than 100% of the 19 other packs we list in the 45–55 L range.
- Lowest in-stock price is 10% below list price this week.
Computed from the specs below. How we write summaries.
Full specs
Last verified Oct 4, 2026
Unless marked otherwise, specs are from the manufacturer’s product page (zpacks.com).
| Capacity | 50 L (3,050 cu in) |
|---|---|
| Weight (manufacturer) | 1.35 lb (611 g) |
| External dimensions | 74 × 31.8 × 16.5 cm (29.1 × 12.5 × 6.5 in) |
| Carry-on size | Larger than common carry-on limits |
| Water resistance | Highly water-resistant |
|---|---|
| Seam-sealed | Yes |
| Main fabric | Ultra 100X (back/bottom) and Ultra TenX (front) UHMWPE fabric |
| Opening | Roll-top |
|---|---|
| External pockets | Front, Side, Bottom |
| Bottle pockets | 2 |
| Hydration sleeve | Yes |
| Frame | Internal frame |
|---|---|
| Hipbelt | Removable |
| Sternum strap | Yes |
| Load lifters | Yes |
| Torso sizes | Short, Medium, Tall |
| Built for | Backpacking |
|---|---|
| Colors | Red, Black, Gray, Green, Pink |
| Warranty | Two-year limited warranty against defects in materials or workmanship |
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