Horsefeathers Silas gray batik 2016/17 Thermo pants Silas are men's Horsefeathers thermo pants, which are made of very strong and fine Merino wool and polyamide. This combination of materials guarantees high durability and extreme breathability in any weather. Flat seams complement your day-to-day comfort. In addition, the T-shirt has antibacterial protection that eliminates odor when sweating. If you want to have a good first layer with great design,