# What is the lightest weight bumbag for hiking or travel? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

What is the lightest weight bumbag for hiking or travel?

## Products

### Zpacks Front Utility Pack Accessory
```yaml
product: zpacks-front-utility-pack-accessory
brand: Zpacks
price_gbp: 55.58
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 5 x 15.25 x 21.5
weight: 81
capacity: 1.7
waterproof: Highly water resistant
adjustable_strap: true
number_of_pockets: 3
```

- **Price:** £55.58 [^1]
- **Summary:** An ultralight 1.7 L utility pack with three pockets, a removable adjustable belt, padded back, taped seams, and a waterproof zipper. It suits hikers and travelers who want quick access to essentials and compatibility with Zpacks backpacks.
- **Ideal For:** At 81 g, this is a very lightweight bumbag with 1.7 L of capacity, an adjustable strap, and weather-resistant construction for hiking or travel essentials.
- **Additional Sources:** [^2]

### Thrupack Eco Summit Bum
```yaml
product: thrupack-eco-summit-bum
brand: Thrupack
price_gbp: 43.0
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 23 x 13 x 8
weight: 102
capacity: 2.5
waterproof: true
adjustable_strap: true
number_of_pockets: 3
```

- **Price:** £43.0 [^3]
- **Summary:** The Thrupack Eco Summit Bum is a lightweight 2.5 L hip pack made from recycled EPX200 or UltraGrid fabric, with a removable adjustable strap, bonded seams, two internal pockets, and an easy-access pocket. It suits hikers, backpackers, and travelers who want compact, weather-resistant storage that can attach to a backpack or be worn around the waist.
- **Ideal For:** At 102 g with the standard strap, this is a particularly light 2.5 L bumbag for hiking or travel, while its removable adjustable strap and multiple pockets keep essentials accessible.
- **Additional Sources:** [^4]

### High Tail Designs The Ultralight
```yaml
product: high-tail-designs-the-ultralight
brand: High Tail Designs
price_gbp: 48.94
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 20/18 x 10 x 5
weight: 51
capacity: 1
waterproof: false
number_of_pockets: 1
```

- **Price:** £48.94 [^5]
- **Summary:** The Ultralight is a minimalist 1 L fanny pack made from abrasion-resistant Dyneema Hybrid Fabric, with fully taped seams and a water-resistant zipper. Its single internal pocket and 51 g weight suit ultralight hikers and travelers carrying only essential items.
- **Ideal For:** At 51 g, this is a particularly lightweight hiking or travel bumbag, while its 1 L capacity, water-resistant construction, and internal pocket provide compact storage for essentials.

### JanSport Fifth Avenue
```yaml
product: jansport-fifth-avenue
brand: JanSport
price_gbp: 16.31
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 15 x 26 x 6
weight: 100
capacity: 2.5
adjustable_strap: true
number_of_pockets: 2
```

- **Price:** £16.31 [^6]
- **Summary:** The JanSport Fifth Avenue is a compact waist pack with a roomy main compartment, a zippered front pocket, and an adjustable belt that can be worn around the waist or as a sling. Its small capacity and lightweight design suit everyday errands, travel, and light hiking.
- **Ideal For:** At 100 g, this is a lightweight option for hiking or travel, with 2.5 L of capacity, an adjustable strap, and two pockets for carrying essential items.
- **Additional Sources:** [^7], [^8]

### Atom Packs The Roo
```yaml
product: atom-packs-the-roo
brand: Atom Packs
price_gbp: 31.52
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 20 x 13 x 6 / 20 x 13 x 8.5
weight: 96 / 100
capacity: 1.5 / 2.5
waterproof: false
adjustable_strap: true
number_of_pockets: 3
```

- **Price:** £31.52 [^9]
- **Summary:** The Roo is a lightweight bum bag available in standard and large sizes, with a stretch front pocket, internal sleeve pocket, key hook and adjustable soft-feel strap. Its water-resistant fabric and AquaGuard zip make it well suited to hikers and travelers who need quick access to essentials, although it is not fully waterproof because the seams are not sealed.
- **Ideal For:** The Roo is a strong choice for the lightest-weight hiking or travel bumbag because it weighs 96g in standard size, provides 1.5L of storage, and includes an adjustable strap plus three practical pockets.

---
## References & Sources
[^1]: Zpacks, accessed 2026-09-04. https://zpacks.com/products/front-utility-pack-accessory
[^2]: Geartrade, accessed 2026-09-04. https://geartrade.ca/collections/zpacks?page=3
[^3]: Thrupack, accessed 2026-09-04. https://www.thrupack.com/products/eco-summit-bum-classic
[^4]: Garage Grown Gear, accessed 2026-09-04. https://www.garagegrowngear.com/products/the-hiker-fanny-pack-by-thru
[^5]: Garage Grown Gear, accessed 2026-09-04. https://www.garagegrowngear.com/products/ultralight-fanny-pack-by-high-tail-designs
[^6]: JanSport UK, accessed 2026-09-04. https://jansport.co.uk/products/fifth-avenue-black
[^7]: The Planet Traveller, accessed 2026-09-04. https://sg.theplanettraveller.com/products/jansport-fifth-avenue-waist-pack-black
[^8]: Next Indonesia, accessed 2026-09-04. https://www.nextdirect.com/id/en/style/sv168669/775399
[^9]: Atom Packs, accessed 2026-09-04. https://atompacks.co.uk/products/the-roo-zero-waste