Olympus Merino Base Layer Long Sleeve - Black / 9 Iron | Men's Long Sleeve Top Rollover Get your first-ons dialled

Get your first-ons dialled

Designed with Merino Shift Stretch fabric

so you can tinker without fear of frostbite

Double up the warmth with our Double Up Merino Neckwarmer

Made with an Organic Cotton and Merino Wool blend

Olympus Merino Base Layer Long Sleeve - Black / 9 Iron | Men's Long Sleeve Top Rollover Get your first-ons dialledUltimate warmth. Designed for the coldest days and the biggest adventure. Olympus is our warmest base layer offering unrivalled warmth to weight ratio and strategically placed mesh panels to ensure breathability. We use midweight 250 merino wool with added elastane so that Olympus will keep its shape and last longer.