This scalp vein set has added safety features built-in to help minimize the risk of needle stick injuries to the physician when treating a patient. The cannula is a thin walled stainless needle, with a colour coded flexible wing allowing for easy manipulation. Tube lengths come in Standard 4" (100mm), 7 1/2" (190mm), 12" (300mm), 14" (350mm) with either a lock hard (luer lock) or soft lock (luer slip) connector available. The whole unit is sterilized using ETO.