Fusyon Biotech Underwear Shirt LS M Size:L/XL Just as comfortable when trekking

Just as comfortable when trekking as when travelling in warm climates

1 interior zipped pocket

The jacket opening has a two-way water-resistant zipper with an inside protective flap

It's extremely breathable (30K) to quickly wick away moisture when you're out trail running or hiking

Fusyon Biotech Underwear Shirt LS M Size:L/XL Just as comfortable when trekkingUYN Fusyon Biotech Underwear Shirt Long Sleeve Men. Move through winter with a new ally. FUSYON BIOTECH underwear shirt harnesses the power of nature to give you a superb feeling of natural warmth and keep your body cool and dry. The thermo regulating capabilities of fine Merino wool meet the breathable properties of the Ecolypt fibre from the Eucalyptus plant. The Natex bio fibre guarantees maximum drying speed, while the elastic Flexicorn fibre from