Accu-Fine Insulin Pen Needles 4mm are specially designed for individuals with diabetes who require insulin injections. These short insulin pen needles are 4mm in length, providing a comfortable and convenient option for insulin administration. The needles are ultra-fine, ensuring a smooth and virtually pain-free injection experience. Made with high-quality materials, these pen needles are compatible with most insulin pens, offering reliable performance and accuracy. The precise 4mm length reduces the risk of intramuscular injections, making them ideal for subcutaneous insulin delivery. Accu-Fine Insulin Pen Needles 4mm are an essential tool for managing diabetes effectively and comfortably.