Mons Royale Men's Olympus 3.0 Legging - Merino wool The slim fit 250 merino will keep you warm, while breathable mesh panels prevent you overheating. Features Mons 250 merino wool, our warmest baselayer weight for the coldest of conditions Flatlocked seams for ease of movement Mons Royale signature wide elastic waistband. Materials 97% merino wool 3% elastane What's sustainable? ZQ Certificate   Non-mulesing Merino wool ZQ is a hallmark that certifies a farmer is meeting the highest standards in the areas of animal welfare, environmental care, and social sustainability - e.g. traceable, No mulesing, Hand selected Environmentally friendly dyes and water processing & fair manufacturing process -   read more