ROCK FRONT 600 Ascetic UL down quilt
412.50$
Warmest model in the line, built with a sewn-closed anatomical footbox for better warmth and lower weight.
Classic quilts
| Size | Width at the top | Foot circumference | Length | For heights |
| M Medium | 145cm (57.1in) | 110cm (43.3in) | 192cm (75.6in) | up to 176cm (5’9”) |
| M Long | 145cm (57.1in) | 110cm (43.3in) | 204cm (80.3in) | up to 188cm (6’2”) |
| L Long | 155cm (61.0in) | 120cm (47.2in) | 216cm (85.0in) | up to 200cm (6’7”) |
Maximum warmth, minimal complexity
Cold-weather down quilt in 10D nylon micro ripstop with a sewn-closed footbox, 590g of 900+ FP hydrophobic goose down, and mesh box baffles for strong warmth at low weight.
-8°C / -13°C
890-1005g
900+ FP
Zipperless
3 sizes
23 x 19 x 19 cm
Fit adjustment
Extra drawcord adjusts internal volume and tension

Sewn footbox
Closed anatomical footbox keeps warmth in and weight down.
ROCK FRONT 600 Ascetic UL is built for cold trips where simplicity, warmth, and low weight matter most. Minimalist quilt design uses a sewn-closed anatomical footbox to retain heat more effectively and keep construction lighter than more adjustable setups.
Simple mat attachment system with buckles makes it easy to adjust internal volume to your body and sleeping style. Wide insulated side strips under the back help reduce side drafts, while an additional drawcord lets you fine-tune fit and tension against sleeping mat.
You can move freely through the night without fighting drafts from the sides. Inner and outer fabric use 10D nylon with DWR, while mesh baffles help keep insulation even and recover loft quickly after compression.
Insulated with 900+ FP premium hydrophobic goose down, quilt stays warm, lightweight, and more resistant to damp conditions.
Set includes
- down quilt with mat attachment system
- compression sack
- mesh storage sack
* Total weight can vary by up to 2%.
** We continuously improve our products and reserve right to change configuration, accessories, colors, and fabric shades.
- minimalistic and easy to use
- insulated with 900+ fill power hydrophobic goose down
- mesh box baffles for even insulation and quick loft recovery
- side-sleeper friendly fit
- sewn-closed anatomical footbox for better warmth retention
- mat attachment system with buckles
- insulated draft tubes along side attachment edges help reduce drafts
- additional drawcord helps adjust internal volume and fit to sleeping mat
- down-collar effect at top closure helps reduce drafts
- DWR-treated down and shell fabric
Temperature rating (Tcomfort / Tlimit): -8°C / -13°C | 17°F / 9°F
Insulation: 900+ fill power hydrophobic goose down
Shell / lining: 10D Nylon Micro Ripstop DWR
Weight
- M Medium: 890 g (insulation: 590 g) / 31.39 oz (insulation: 20.81 oz)
- M Long: 930 g (insulation: 620 g) / 32.80 oz (insulation: 21.87 oz)
- L Long: 1005 g (insulation: 670 g) / 35.45 oz (insulation: 23.63 oz)
Compression sack: 70 g / 2.46 oz
Packed size: 23 x 19 x 19 cm / 9.1 x 7.5 x 7.5 in
Manufacturer: ROCK FRONT, Ukraine
Composition
100% nylon shell & lining / goose down insulation
Safety
PFAS-free / OEKO-TEX® Standard 100 / PFC-free DWR
Care note
Dry fully after every trip. Store loose, dry, and uncompressed — in a mesh storage bag or fully lofted. Do not store long-term in a compression sack. Learn more
Wash at 30°C
Do not bleach
Tumble dry low
Do not iron
Do not dry clean
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