Becton Dickinson Ultra-Fine Nano Pen Needle Features: Thinner, shorter and much more comfortable The comfort of the injection is guaranteed Designed for universal fit, so will fit all dosers and pens sold in the U.S. Allows for injection straight in No pinch up of the skin needed No need for longer needles – the Nano has been clinically proven to be just as effective in people of all sizes Needle is so fine as to be barely perceptible