They are manufactured in accordance with Y.A. A6 6404 bis. The materials used for their construction that come into contact with the injectable liquid are first-grade raw materials and not recycled. They are sterile, pyrogen-free, free from substances that cause hemolysis, and non-toxic. They do not contain substances that neutralize microbes.

The blunt tip of the needle is sharp and free from any protrusions and other defects. The needle tube is straight and of normal wall thickness. The outer surface is smooth and shows no corrosion. They come with a protective cover.

Sterilization is done using ethylene oxide, as stated on the packaging (in the form of symbols). This method is patented and accepted in the European Community.

The needles are individually packaged. The packaging materials are plastic film and medical paper to ensure sterilization according to Article 6 of Y.A. A6 6404 bis. The packaging includes a description of the type in Greek, reference to the needle range, the sterilization method, production and expiration dates, the manufacturing plant, etc.