The Υπνόσακος CW400 duck down NH18C400-D Black Naturehike is a premium lightweight sleeping bag designed for outdoor enthusiasts. Its key feature is the high-quality 750 fill power duck down insulation, which provides an excellent warmth-to-weight ratio.

Key technical specifications include:

• Weight: Approximately 0.9 kg (2 lb)
• Size: 220 ? 85 cm (87 ? 33 inches)
• Packed dimensions: 35 ? 18 ? 18 cm (14 ? 7 ? 7 inches)
• Shell and lining materials: Made from water-resistant 20D 400T nylon
• Zipper: Equipped with a premium YKK two-way zipper
• Design: Rectangular shape design, splicable with another sleeping bag

Additional features of this sleeping bag include an advanced water-resistant material to protect the insulation and maintain warmth in damp environments. The balance of natural down insulation and robust construction makes it ideal for those who prioritize lightness and comfort.

While it offers excellent insulation for most outdoor conditions, keep in mind that it may be less suitable for extreme cold weather due to its fill specification. The Υπνόσακος CW400 is an optimal choice for backpackers, hikers, and campers looking to maximize portability and functionality.