Plantronics 64394-11 Ear Loops Set of 4 for CS50, CS55, CS50-USB, M3000/M3500

Set of ear loops includes all three original sizes, S, M and L as well as NEW bendable comfort loop (shown at far right in photo). For use with CS50/CS55 cordless and the M3000/M3500 Bluetooth headset. Made of new, stronger, break-resistant material; replaces old part number 64775-01