The BD Ultra-Fine™ Pen Needles are designed to make injections more comfortable. The needles are made of a thin, flexible material that helps to reduce pain and discomfort. The needles are also coated with a special lubricant that helps to make the injection process smoother. The BD Ultra-Fine™ Pen Needles are available in a variety of lengths and gauges to meet the needs of different patients. The needles are also color-coded for easy identification. The BD Ultra-Fine™ Pen Needles are a safe and effective way to make injections more comfortable. The needles are made with high-quality materials and are designed to meet the needs of patients of all ages. The needles are also easy to use and are compatible with most insulin pens. If you are looking for a way to make injections more comfortable, the BD Ultra-Fine™ Pen Needles are a great option. The needles are safe, effective, and easy to use. This 1 box contains 50 pieces.