Helgafell Longsleeve MenThe Helgafell longsleeve by 66North is designed for ultimate comfort and performance when running. Crafted as a base layer for maximum freedom of movement, it features low profile, stretchable seams and is made from a highly breathable, soft, and stretchable mesh fabric. Helgafell longsleeve fits perfectly under a lightweight outer layer. Garment Main fabric 90% Recycled polyester, 7% Elastane, 3% Polyester

How does it work

and elastic wind-sealed sleeve hems

synthetic material with ventilation holes on palm

Arch elastic for best fit

12% polyamide

50% Polyamide

off-duty style that seems to be just what people want to wear right now

Tumble dry on low

with foldable year flaps that provide extra warmth

Begacli Wool fleece

Side effect: May ruin you for all other no-show socks

Long sleeves with thumb-hole