Hoggs of Fife 100% Merino Wool Base Layer Short-Sleeve is a luxuriously soft Merino Wool Crew Neck short sleeved Baselayer designed to worn next to your skin to regulate your temperature when active. Merino wool helps regulate your temperature by absorbing moisture and has natural antibacterial properties to prevent odour when active. Hoggs of Fife Crew Neck Base Layer short-Sleeve Layer is ideal for shooting, working outdoors or for any of your favourite Field sports activities. Available in Green and Navy in unisex sizes S - 3XL Made from 100% Merino wool which offers numerous advantages: It provides good insulation, transports moisture and has anti-static properties; it doesn't itch, smell or crease much; it is lightweight and keeps its shape Flatlock seams barely detectable against the skin Matching Leggings and long sleeved version available Lightweight 190g/m Merino fabric which is completely natural and sustainable way. Naturally antibacterial, stay fresher for longer Moisture wicking & naturally regulates body temperature Wash at 30° with similar colours, use wool detergent and not fabric conditioner Colour: Green, Navy; Size: S - Chest 38" (96.5cm), M - Chest 40" (102cm), L - Chest 43" (109cm), XL - Chest 46" (117cm), 2XL - Chest 49" (124.5cm), 3XL - Chest 52" (132cm)