Pajak Radical 4Z Down Sleeping Bag (165 cm) - Red, Left Zipper

The Pajak Radical 4Z is a premium mummy sleeping bag designed for mountaineering and cold-weather camping. Filled with 400g of 900 FP Polish White Goose Down (95/5 down/feather ratio) and featuring Z-Chamber construction, it offers exceptional warmth-to-weight ratio. The TORAY Airtastic SLF15 shell and lining provide durability and breathability, while the DWR finish adds moisture resistance. Rated for comfort at -4°C, limit at -10°C, and extreme at -30°C, this bag is ideal for three-season use in demanding conditions.

Advantages

Lightweight yet warm, the Radical 4Z packs down small (15x24 cm) and features a left-side zipper for easy entry. The mummy shape reduces dead space, maximizing thermal efficiency. RDS certification ensures responsible down sourcing.

Suitable for

• Backpacking and trekking in cold climates
• Mountaineering and alpine expeditions
• Three-season camping with potential sub-zero temperatures

Key specifications

• Fill: 900 FP Polish White Goose Down, 400g fill weight
• Temperature ratings: Comfort -4°C, Limit -10°C, Extreme -30°C
• Shell: TORAY Airtastic SLF15 DWR
• Lining: TORAY Airtastic SLF15
• Shape: Mummy, left zipper
• Max user height: 165 cm
• Shoulder girth: 78 cm, Hip girth: 70 cm, Foot girth: 48 cm
• Packed size: 15 x 24 cm
• Weight: 400g fill, total weight approx. 800g (net)

Recommendations

For best performance, store the sleeping bag loosely in a dry place. Use a compression sack for transport. Pair with a sleeping pad rated for cold weather to maximize insulation.