3M™ E-A-R™ Push-Ins™ Uncorded Earplugs, Poly Bag 318-1002 No roll-down is required with these earplugs. A gentle push is all it takes for easy, consistent fitting. Blue stem makes fitting and removal easy and helps keep the tips clean when the wearer’s hands are dirty. The unique, soft 3M™ Foam Tip is shaped and sized to mold comfortably to fit most ear canals. No roll down provides a quick & easy way to use earplugs Heat activated foam molds foam to the ear canal Perfect for wearers with dirty hands Stem aids insertion