Mons Royale M's Cascade Merino Flex 200 Long Johns Made to move, the Cascade provides all the warmth of merino with a 4-way stretch. Cascade has been designed to keep its shape and last longer. Features Flatlocked seams to prevent friction Full length baselayer legging Slim fit Material Merino Flex, 180 gsm 81% Merino Wool 12% Nylon 7% 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