Gear
Hornet OSMO 1P
The Nemo Hornet OSMO 1P is an ultralight solo shelter tailored for distance backpackers who want the predictable pitch of a dedicated frame without the weight penalty of a fully freestanding tent. Built around a semi-freestanding hubbed pole architecture, it uses a Y-frame design that holds the head end upright while relying on two anchor stakes at the foot corners to establish its living space. This layout eliminates excess pole segments to keep base pack weight low. The defining feature of th
Topic summary
The Nemo Hornet OSMO 1P is an ultralight solo shelter tailored for distance backpackers who want the predictable pitch of a dedicated frame without the weight penalty of a fully freestanding tent. Built around a semi-freestanding hubbed pole architecture, it uses a Y-frame design that holds the head end upright while relying on two anchor stakes at the foot corners to establish its living space. This layout eliminates excess pole segments to keep base pack weight low. The defining feature of th
Key takeaways
- OSMO poly-nylon ripstop fly and floor fabric
- Semi-freestanding DAC Featherlite hubbed pole frame
- Flybar volumizing clip to expand head-height canopy
- Single side door with integrated gear vestibule
- Nightlight pocket headlamp diffuser
- Proprietary OSMO fabric resists wet-weather sag and dries quickly
Intended uses
- Solo thru-hiking
- Ultralight summer backpacking
- Fast-and-light mountain routes
- Weight-conscious bikepacking
Verification notes
Evidence: expert reviewed. Last verified October 16, 2026.
Editorial take
Solo thru-hikers and ounce-counters who want double-wall storm protection without the bulk of a fully freestanding tent will appreciate this shelter. Built around a single hubbed pole structure with an asymmetrical Y-frame, it keeps base pack weight exceptionally low while delivering a structured pitch that does not rely on trekking poles. You must anchor the foot corners with stakes to pull the floor taut and maximize living volume, but the overall pitching process is quick and repeatable even in blustery conditions.
The centerpiece of the design is the proprietary OSMO fabric, a blended poly-nylon weave that solves the common headaches of ultralight silnylon. It stretches significantly less when soaked, meaning you do not have to crawl outside at 2 a.m. to re-tension a sagging fly after rain starts. Inside, livability is naturally compact given the aggressive taper toward the feet, but the overhead Flybar clip pulls the mesh inward-wall outwards, yielding functional sitting clearance for changing layers or waiting out squalls.
Inevitably, trimming grams comes with durability considerations. The ultralight floor material requires caution around rough granite, sharp gravel, or errant thorn scrub, making a polycro sheet or footprint a smart addition on rugged terrain. It is not as cavernous as heavier freestanding alternatives like the Copper Spur, nor as minimalist as a flat tarp, but it sits squarely in the sweet spot for solo backpackers who want reliable storm security without carrying an ounce more than necessary.
Best for
- Solo thru-hiking
- Ultralight summer backpacking
- Fast-and-light mountain routes
- Weight-conscious bikepacking
Not ideal for
- Semi-freestanding design requires solid ground stakes at the foot end
- Tapered interior offers tight living quarters for broad shoulders
- Ultralight floor fabric demands careful campsite clearing or a footprint
Verified specifications
- Key features
- OSMO poly-nylon ripstop fly and floor fabric
- Semi-freestanding DAC Featherlite hubbed pole frame
- Flybar volumizing clip to expand head-height canopy
- Single side door with integrated gear vestibule
- Nightlight pocket headlamp diffuser
Warranty and repair information: contact the brand directly for the most current terms.
Related
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Data sources & verification
- Last verified: 10/16/2026


