Includes 5 pairs of Black Foam Sleeves (Medium) to replace foam sleeves for Shure Sound Isolating Earphones. | Compatible with: E1, E3, E4, E5, SCL3, SCL4, SCL5, SE110, SE210, SE310, SE420, SE530, SE115, SE215, SE315, SE425, SE535, SE846. | Legendary Shure quality to withstand the rigors of everyday use. | NOT Compatible with SE102MPA.