UltiCare pen needles with UltiGuard combine pen needles and a sharps container in a single easy to use system. UltiCare pen needles are precision engineered to provide superior comfort.Features include triple beveled tip for easier insertion, electromagnetically polished for a smooth finish, silicone coated for added glide, anti-coring treatment for clean piercing. Compatible with all pen injectors sold in the U.S.- Pen Needle, 12.7mm Depth, 29G x ", 100/bx