36–55L Ultralight Technical Hiking Backpack – UHMWPE Blend & XPAC Fabric Rucksack in 8 Colourways (S/L Belt Fit)
Engineered for the Serious Hiker.
The Hooriva 36–55L Ultralight Technical Hiking Backpack is a premium performance rucksack built from cutting-edge technical fabrics for hikers and outdoor adventurers who refuse to compromise on weight, durability, or performance. Available in two distinct material tiers — Ultra-High Molecular Weight Polyethylene (UHMWPE) Blend and XPAC technical fabric — this 36–55L ultralight pack represents the pinnacle of modern outdoor carry technology.
Available in 8 colourways across two belt sizes (Small: waist below 75cm, Large: waist 75cm and above), with UHMWPE Blend options in Black, Gray, Green, and Khaki, and premium XPAC options in Black, Red, White, and LS21 Camouflage.
Material Technology
- UHMWPE Blend (Blended Series) — Ultra-High Molecular Weight Polyethylene is one of the strongest, lightest fibres available — 15 times stronger than steel by weight, with exceptional cut resistance, abrasion resistance, and ultralight performance. The blended construction combines UHMWPE with complementary fibres for an optimal balance of weight, strength, and packability
- XPAC Technical Fabric (XPAC Series) — XPAC is a premium laminated technical fabric used by leading ultralight gear brands worldwide. Its cross-laminated construction delivers exceptional tear strength, waterproof performance, and ultralight weight — making it the choice of serious thru-hikers, mountaineers, and ultralight backpackers
Key Features
- 36–55L Versatile Capacity — Generous volume for multi-day hiking, trekking, and outdoor expeditions
- Ultralight Construction — Advanced technical fabrics minimise pack weight so you can carry more of what matters
- Two Belt Size Options — Small (waist below 75cm) and Large (waist 75cm and above) for a precise, ergonomic fit
- Unisex Design — Gender-neutral fit suitable for men and women
- 8 Colourways — UHMWPE Blend: Black, Gray, Green, Khaki — XPAC: Black, Red, White, LS21 Camouflage
Size Guide
| Size | Waist Belt Fit | Recommended For |
|---|---|---|
| Small | Below 75cm waist | Smaller frames / slimmer waists |
| Large | 75cm waist and above | Standard to larger frames |
Pricing by Material Tier
| Series | Colourways | Price Range |
|---|---|---|
| UHMWPE Blend | Black, Gray, Green, Khaki | From $300 |
| XPAC / LS21 | Black, Red, White, LS21 Camo | From $409 |
Specifications
- Material: UHMWPE Blend (Blended Series) / XPAC Technical Fabric (XPAC Series)
- Capacity: 36–55L
- Weight: ~1.39–1.42kg
- Feature: Ultralight
- Style: Gender-neutral / unisex
- Suitable For: Hiking, mountaineering, trekking, thru-hiking, outdoor adventures
- Gender: Unisex
- Includes: Backpack × 1
When every gram counts and every kilometre matters — the Hooriva Ultralight Technical Hiking Backpack is the premium rucksack built for those who take their adventures seriously.