Mammut Women's Protect Fiber Bag -21C Sleeping Bag

A warm women's mummy sleeping bag with synthetic filling designed for use in very cold conditions. It features a female-specific fit, a central two-way zipper and construction elements aimed at reducing noise and moisture for undisturbed sleep below freezing.

Key features

• Certified to EN ISO 23537-1:2016 with verified temperature ratings.
• Synthetic hollow-fibre fill (100% polyester) offering insulation that resists moisture and dries quickly.
• Female-specific fit and anatomical shaping around the feet for improved thermal efficiency and comfort.
• Central two-way zipper with improved YKK slider and anti-jam design.
• Drawstring hood, insulated draft collar and a zipper garage to minimise heat loss.
• Shell treated with PFC-free DWR and manufactured with bluesign® product components to reduce environmental impact.

Suitable for winter expeditions and cold-weather camping in dry to mildly damp terrain. The M size suits users around 165–180 cm tall and the bag is typically used with an insulating sleeping mat or as part of a layered sleeping system.