Almost 50% of people with diabetes say they would be more likely to follow their prescribed insulin regimen if injecting was less painful. At just 0.23mm diameter, Insupen 31G pen needles improve the comfort of injecting. Thinner needles require less pressure to penetrate the skin causing less trauma and discomfort. Thin-wall technology means that the internal diameter of the needle is as large as possible to optimise the administration of insulin