Ear cushions are available in foam or leatherette type. You should replace ear cushions every six months or sooner. Use with Supra / Encore / PLX / SP headsets. Color: Black. For Use With: SP04 Headsets.; SP05 Headsets.; Features: Ear Cushions Are Available In Foam Or Leatherette Type.; Connecting Type: N\A; Pre-Consumer Recycled Content Percent: 0 %.