The ultimate layering piece meant for the coldest paddling days. Made with super warm and compressible Polartec¨ Thermal Pro ª in the core areas and super soft microfleece in the underarms and lower torso for reduced bulk. Uniquely versatile due to it's exceptional breathability and quick drying time, providing a remarkably broad comfort range. Usage: All sports Applications: under a dry top or suit on its own or as a part of a layering system on the coldest days.