Accu-Fine 6mm Insulin Pen Needles are sterile needles designed for use with insulin pens. These 31G needles feature a 0.25mm diameter and 6mm length, providing a precise and comfortable insulin delivery solution. Each box contains 100 sterile needles. As a medical device for insulin delivery, these needles are manufactured by Roche under the Accu-Chek brand. The 31G ultra-fine needle gauge combined with the 6mm length helps minimize injection discomfort while ensuring proper subcutaneous insulin delivery. Each needle comes individually sealed to maintain sterility. For safety and optimal results, needles should be used only once and properly disposed of after use.