Men's Asynja jacket is the optimal summer rain cover jacket. It is light and packable, yet durable and reliable. The main fabric is our well tested Cutan® with taped seams for complete waterproofness. Asynja is perfect to bring on summer hikes as rain protection.



  • Slanted two-way zipper.
  • 3D-adjustable hood with integrated brim.
  • Mesh pocket with high placement, adapted for use with backpack or harness.
  • Easily adjustable hem and sleeves.
  • Slanted hand pockets with storm flap.
  • Front and rear reflectors for visibility.
  • Windstretch™ reinforcements.

Key Figures

Weight (Men's M)


Water Column

> 20,000 mm

Moisture Vapor Permeability (MVP)

> 20,000 g/m²

Klattermusen Asynja Men's Lightweight Cutan®Jacket