CW™1000 Down Ultralight Sleeping Bag 12°F / -11.1°C

Naturehike CW1000 Down Sleeping Bag , f eaturing a hybrid mummy-envelope design, RDS-certified 650FP duck down, and durable ripstop nylon with YKK zippers, the Naturehike CW1000 delivers extreme-weather insulation down to -41.7°C without sacrificing portability or comfort.

Key Features:

• Warmer Hybrid Design – Mummy-style head and neck collar for warmth, envelope bottom for roomy comfort

• Premium Down Insulation – RDS-certified 650FP duck down with 1000 g fill, 85% down content.

• Cold-Weather Rating – Tested to withstand extreme lows of -41.7°C (-43.1°F) with a comfortable range down to -11.1°C (12°F), ensuring you stay warm and safe in the harshest alpine environments.

• Two Sizes Available – Medium: 210 × 75 cm, Large: 220 × 85 cm; weight 1.37–1.61 kg (3.02–3.55 lbs)

• Durable Construction – 20D 400T ripstop nylon with waterproof finish and YKK zippers for long-lasting use

• Practical & Versatile – Packs down compactly (M: Φ20×42 cm; L: Φ22×42 cm) and can be fully unzipped to use as a down blanket.