The EVO Thermal Skin Pant is constructed from breathable, quick-dry SuperFlex thermal fleece with a Water Repellent Finish, offering excellent thermal insulation and moisture management. Its UPF50 rating also means that your skin will be protected from both UVB and UVA rays. The EVO Thermal Skin Pant is designed with active panels with flat locked seams for superior comfort and performance. This is an extremely versatile product and can be worn as a base, mid or outer layer.