Single Replacement Earbuds for CALIBER BT jackman works These blue replacement eartips use

These blue replacement eartips use a threaded core and are compatible only with ISOtunes products

These Replacement Gel Cushions offer superior comfort for the ISOtunes AIR DEFENDER models

Replacement Eartips are sold as individual packs that include five pairs of eartips

Tactical Sound Control™ amplifies environmental sound and limits harmful noise

Single Replacement Earbuds for CALIBER BT jackman works These blue replacement eartips useSingle replacement earbud with eartips for ISOtunes Sport CALIBER BT. All replacement earbuds come with the following: 1 Small Short Trilogy Eartip 1 Medium Short Trilogy Eartip 1 Large Short Trilogy Eartip Please note: All single replacement earbuds and charging cases are certified refurbished items. SKU# IT 17R (Right) SKU# IT 17L (Left)