BTECH Srl is an Italian company specialized in the production of hi-tech thermal and FR underwear. BTECH means innovation and consolidated technical and commercial experience: the articles, produced using special technical fibers, are light, breathable, warm and comfortable and have been designed and manufactured using cutting-edge techniques. Underwear made with seamless technology has an extraordinary comfort for the absence of annoying seams on the garments, with an important reduction of the irritation and performance improvement.