HARKILA Kalix HSP Waistcoat - Mens - Willow Green / Shadow BrownHARKILA Kalix HSP Waistcoat Mens Willow Green Shadow Brown The Harkila Kalix HSP Waistcoat is designed to deliver lightweight warmth and reliable wind protection for active days in the field. Ideal for hunting, outdoor pursuits, and countryside wear, it provides a practical layering option without restricting movement. Built with Hrkilas HSP windproof technology, this waistcoat helps shield you from cold winds while maintaining breathability for all