Five pairs of tips are included when you originally buy the ER-4 earphones. These are replacement tips. These tips fit many other earphones, too! This pack contains 3 pairs of LARGE size yellow foam tips.
Average Size Etymotic Foam Replacement Tips for all the following Etymotic models: ER-4, HF2, HF3, HF5, MC2, MC3, MC5, Ety-Kids, etyBLU2, HD-15, GSP-1, GSP-15 and EB-15. Fits many other earphones, too!
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