TRILOGY Replacement Ear Tips - Large - 5 PairReplace your ear tips with ISOtunes TRILOGY foam replacement ear tips. They have a trifecta of benefits for optimal hearing protection: superior comfort, noise isolation, and sound quality. These ear tips have soft memory foam for comfort, the best materials available to reduce outside noise and a durable core material that won't distort sound music quality. Features: Superior comfort super soft memory foam Superior attenuation made from the best