Hearing ProtectionHearing ProtectionPremium Clip-On Ear ProtectorPremium Clip-On Ear Muff using the same cup as our PS46 Premium Ear Muff. Easy to clip-on and compatible with Endurance, Height Endurance and Expertbase safety helmets. Warning: attenuation performances vary depending on the helmet style they are used with.Easy to clip-onAdjustable dual pin system provides multiple positioning for better fitStand-off position for intermittent useSuitable for most standard hard hatsCE certifiedCE-CAT IIIRetail bag which aids presentation for retail salesIndividually packed for vending machines