Duraflex ST is the same material as regular Duraflex

shredding singletrack

• Boot Liner: Thermo Optisensor 3D T2

• 3/4 length custom quilted

Helly Hansen Lifa Merino Midweight Mens Half Zip 2022 size_15 Duraflex ST is the sameA unique 2 in 1 base layer with 100% merino wool exterior and 100% LIFA Stay Warm Technology interior. LIFA MERINO MIDWEIGHT is perfect for any type of activity in cold weather. A unique 2 in 1 base layer with 100% merino wool combined with LIFA Stay Warm Technology in a 2 layer construction. LIFA Merino MIDWEIGHT delivers all the great benefits of merino wool fibers plus the unique properties of technical LIFA fibers. FEATURES 2 layer construction