Terumo Fineglide Pen Needles 4mm and 32G (Pouch of 100 Needles)

It seems like you're referring to "Finglide 5x20" pen needles. These are commonly used in insulin pens for people with diabetes. They come in a variety of lengths and gauges to accommodate different needs and preferences. The "5x20" likely refers to the dimensions of the needle, with 5mm being the length and 20 gauge being the thickness. These needles are designed for comfortable and convenient insulin injections. If you need more information or assistance, feel free to ask!