Durabasics Stethoscope Ear Tips Replacement for Littmann Stethoscopes Parts - Compatible with Littmann Ear Tips, Ear Pieces, Replacement Parts for Classic III, Cardiology 3, 4, & IV - GreyDurabasics Stethoscope Ear Tips Replacement Replace your worn out stethoscope accessories without burning a hole in your wallet Complete Set Of Spares Extend the lifespan of your stethoscope. Set includes one set of small and and one set of medium sized ear tips for your personalized comfort Compatible with All Littmann Stethoscopes These parts are precision molded as replacements specifically for Littmann stethoscopes, such as Littman Cardiology 3