Image not available$395
1 retailer
UltraWeave™ 40L Curve Frameless Custom Ultralight Backpack
The LiteAF UltraWeave™ 40L Curve Frameless Custom Ultralight Backpack is a 40 L, 1.1 lb pack.
- Capacity
- 40 L
- Weight
- 1.1 lb · 481 g
- Laptop
- Not published
- Water
- Not published
Image not availableWhat the data says
- Lighter than 87% of the 30 other packs we list in the 35–45 L range.
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 (liteaf.com).
| Capacity | 40 L (2,440 cu in) |
|---|---|
| Weight (manufacturer) | 1.06 lb (481 g) |
| Seam-sealed | Yes |
|---|---|
| Main fabric | Ultra 200X |
| Opening | Roll-top |
|---|---|
| External pockets | Side, Front, Bottom |
| Frame | None |
|---|---|
| Hipbelt | Removable |
| Sternum strap | Yes |
| Load lifters | Yes |
| Torso sizes | Small 17" - 18.5", Medium 19" - 20.5", Large 21" - 22.5", Extra Large 23" + |
| Built for | Backpacking |
|---|---|
| Colors | Black Ultra 200X, White Ultra 200X, Fuchsia Raspberry 200X, Mandarin Orange 200X, Lime Green 200X, Electric Blue 200X |
Similar packs from other brands
Image not available
Image not available$395
1 retailer
Image not availableHyperlite Mountain Gear
Original Junction 40 - Seconds
- 40 L
- 1.9 lb · 862 g
Waterproof (claimed)Likely to go on sale
$244.30
1 retailer