Plantronics Eartips Kit 3 Pairs Small Medium Large for Plantronics Discovery 975 925 6 Pack - Includes 3 Pairs of Plantronics Replacement Ear Tips for Plantronics Discovery 975 and Discovery 925 Bluetooth Headsets. 3 Pairs - Ear Tips Kit has Small, Medium and Large Pairs. Provides hours of comfortable wear. Helps provide clearer calls, less external noise. Channels sound directly into ear canal.