Bingle Ear Cushions Foam Doughnut Replacement for Plantronics Supra Plus Encore and Most Standard Size Office Telephone Headsets H251 H251N H261 H261N H351 H351N H361 H361N (4 Pack) (BEC-DN4) Foam ear cushions designed for: H51, H51N, H61, H61N, H91, H91N, H101, H101N , Supra, Plantronics Encore, PLX, and SP Spirit headsets and most standard size office headsets. Foam ear pad with hole, donut style allows maximun sound to the ear from the speaker Packaged Quantity: 4pcs (We offer 2pcs Mic Windscreen foam cover as add on gift) Materials: Foam We also offer 10 pack, 20pack with more discount, pls search 'BINGLE EAR CUSHION' for more options.