This Plantronics earbud kit provides a full selection of replacement earbuds for use specifically on the Plantronics Tristar headset. There is one of each earbud style and size supplied in the kit, totalling four ear buds.
They are very easy to attach to the headset, you simply remove the current earbud from the Tristar headset and click on the replacement, making it a quick and hygenic solution for users that share a headset or just want to replace their current earbud.