🌟 Highlights
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🪶 Feather-light: just 14–25 g across the range.
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💦 Highly water-resistant: roll-top closure + sewn & taped base (avoid full submersion).
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🧵 1.0 oz DCF (aka Cuben Fiber): exceptional strength-to-weight; DCF webbing tabs; corner reinforcements.
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🔒 UTX Xlite 15 mm buckle + stiffened roll bar for quick, secure closure.
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📏 Variable capacity: best seal at 3 rolls; 2–5 rolls lets volume flex up/down.
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🧳 Purpose-built sizing: round & oval bases to fit quilts, shelters, and layered clothing kits.
Engineered for a top-tier strength-to-weight ratio and long-mile reliability.
📐 Sizes & Specs
| Model |
Base |
Dimensions |
Volume |
Weight |
Good For (examples) |
| 3.6 L |
Round |
Ø 15 cm × 31 cm H |
3.6 L |
14 g |
UL tarp + bivy set；underwear/active layer；day-pack tier |
| 5 L |
Oval |
18/14 cm × 33.5 cm H |
5.0 L |
15 g |
DCF 1P tent (no poles)；light fleece top/bottom；~250 g 800FP quilt |
| 6.3 L |
Round |
Ø 18 cm × 36 cm H |
6.3 L |
16 g |
300 g+ quilt / UL 2P (no poles)；2–3 mid-layers |
| 8.1 L |
Oval |
21/17 cm × 38.5 cm H |
8.1 L |
18 g |
~400 g 800FP quilt；3–4 warm garments；DCF 2P tent |
| 10 L |
Round |
Ø 21 cm × 41 cm H |
10 L |
20 g |
600 g 800FP quilt；thicker 3–4 pc apparel set |
| 12.4 L |
Oval |
24/20 cm × 43.5 cm H |
12.4 L |
22 g |
~800 g winter quilt；bulky cold-weather kit |
| 15 L |
Round |
Ø 24 cm × 46 cm H |
15 L |
25 g |
~1000 g winter quilt；UL 3P tent；fits horizontally in 60L+ packs |
(All models: 1.0 oz DCF shell, UTX Xlite 15 mm buckle, sewn-and-taped base, reinforced top corners.)
