XTM Active 200 Merino Mens Thermal Pants Features_UPF Sun Protection Thanks to the versatile top

Thanks to the versatile top closure

breathable Air Contour™ back system and soft-feel shoulder straps

Fully adjustable waist and leg loops allow you to fit the Puma over any layering system for all season capability

Lightweight and Durable

MSR made its Fuel Bottle from a single piece of aluminium and added an air-tight seal so there's less leaking and cracking

XTM Active 200 Merino Mens Thermal Pants Features_UPF Sun Protection Thanks to the versatile topThe Active 200 Merino Mens Thermal Pants deliver midweight warmth from Aussie merino. Features: 100% Australian merino wool (200gsm, 18. 5 micron), Woolmark certified, RWS certified, Oeko Tex 100 certified, gusset panel for comfort, soft jacquard waistband, flatlock seams. Certified carbon neutral eco merino performance for snow trips, hikes and everyday winter wear.