Stratos Merino Thong - Abyss | Women's Underwear Size:M The Double Up uses two

The Double Up uses two layers of our 100% Merino fabric giving it double the warmth

wear this bad boy over the nose on cold days or around your chin to yap about your tricks on the chairlift

Olympus is our warmest base layer offering unrivalled warmth to weight ratio and strategically placed mesh panels to ensure breathability

while the open back gives a great range of motion

fights odour

Stratos Merino Thong - Abyss | Women's Underwear Size:M The Double Up uses twoFirst on. Last off. Mons' high performance Merino underwear provides athletic support and natural temperature regulation with bold, contemporary style. Merino Shift Stretch fabric is fast wicking and durable, with added Lycra for stretch.