Bogota, Colombia – The Lantus Glargine Insulin pen as distributed in Central and Latin America by Sanofi. The pen contains a built-in cartridge of Insulin that controls the blood glucose level for diabetic patients. To the left are three different sizes of needles that are sealed in individual containers; the one with the green label is the shortedt at 4 mm of length. The purple at 5 mm and the pale blue label is the longest at 8 mm. The pen device is manufactured by Sanofi-Aventus in Germany. Photo shot in a studio environment, shows the packaging and the pen, placed on a polished rosewood surface. Closeup shot; horizontal format. No people.