Earplugs PIP Reusable TPR Corded Ear Plugs NRR 27, NP267HPR410C Grease Gun New angled 3 1 2 IN high New angled 3 1 2 IN high support skids feature threaded holes for easy caster installation (1) Mylar blankets PIP® Reusable TPR Corded Ear Plugs NRR 27 Pre formed plug shape with no rolling required makes insertion simple Self sealing flanges give all day comfort Rigid stem makes insertion easy and reduces the risk of contamination Corded versions use a non resonating textile cord for comfort and easy storage Cord can be detached for added safety when working around machines or when the TPR plug is to be cleaned using soap and water Can be reused several times