The NovoFine Autocover is an 8mm, 30 gauge insulin pen with a plastic shield to cover the needle from view until the time of injection. The NovoFine Autocover is a perfect pen needle for anyone who cringes at the sight of needles. The needle remains hidden from view until the time of injection and plastic shield covers the needle again immediately following the injection. The NovoFine Autocover's plastic shield also minimizes the risk of accidental needle sticks. The 100 insulin pen needles to a box.