These are uniquely designed to provide comfort and accuracy for the user while checking the blood glucose levels. The lancets or needles are fully sterile accu chek lancets having a diameter of 0.4 mm.These lancets have very special and precise needle cut. These needles are silicon coated.You can comfortably use accu chek softclix needles as they are painless due to fast penetration speed with accu-chek softclix lancing device. These accu-chek softclix lancets are ejectable sterilized with gamma radiation. These are special 3-sided optimally cut lancets,to be used only with Accu check softclix device only.