Yellow Foam Sleeves on August 20, 2015 | Marketing Team For SE model earphones (except SE102MPA), SCL3, SCL4, SCL5, E3c, E4c, E5c, and E500 versions. Universal-fit, reusable, disposable foam sleeves available in 5-pair pack. Product Details These reusable, disposable foam sleeves compress to fit gently into the ear. Once in the ear, the foam expands to form a tight yet comfortable seal that holds the earphones firmly in place. Includes 5 pairs of Universal Yellow Foam Sleeves. For SE model earphones (except SE102MPA), as well as SCL3, SCL4, SCL5, E3c, E4c, E5c, and E500 models.