The Claystone Black for men from Mammut is a lightweight, high-performance fleece, perfect for your mountaineering excursions this winter.
Designed with the technical Polartec® Thermal Pro fabric made of recycled fibres, this fleece will keep you warm and dry, no matter the intensity of your activity. In addition, the loose fit makes it very comfortable. It is breathable, easy to care for and quick drying. Finally, it can be worn alone or as a mid-layer under a waterproof jacket. This jacket has a chest pocket and two zipped side pockets as well as a YKK® Vislon® main zip that is water resistant.
Polartec® Thermal Pro features a high fill power and is exceptionally warm. It optimises the heat-to-weight ratio, compressibility and breathability. At the cutting edge of Insulation technology Polartec, it offers unrivalled versatility and efficiency in extreme conditions.