Patagonia M R1 Air Zip-Neck Black, Size XL - Mens Long-sleeved T-Shirt, Color Black

Whether it's worn on its own or with other layers, the M's R1 Air Zip Neck Black half-zip fleece from Patagonia is an essential men's mid-layer for staying warm during your adventures in cooler weather.This technical fleece with a slim fit is a must-have item in your sports adventure wardrobe. Inspired by nature, Patagonia has chosen hollow yarns in designing this technical jacket. To adapt to their cold environment, animals such as polar bears have hollow tube fur. Air is stored inside to create an excellent layer of insulation which protects them from the freezing air. This model has been thoughtfully designed to guarantee you the perfect layer to conserve your body heat, and provide excellent moisture wicking to keep you dry.For your wellbeing (and that of your fellow athletes), the thermal layer is also equipped with the HeiQ® Fresh odour control system. Prevents the growth of odour-causing bacteria on fabrics! Finally, you will love its compact size, as it combines lightness and t