SIZES: CP 240 Small (blue) / Medium (red) / Large (black) size. QUANTITY: The NEW package NOW includes 1 pair of silicone replacement eartips + 6 pieces inserts. USES: Wide range of uses. Fits most earphone with soundport nozzle size 3.0 mm ~ 3.5 mm and 4.5 mm ~ 5 mm. Including major earphone brands: AKG, Audio-Technica, Beyerdynamic, Bose, Campfire Audio, Harman Kardon, JBL, JVC, Panasonic, Philips, Pioneer, Powerbeats, Senheiser, Skullcandy, Sony, Trinity Audio, Klipsch, LG, Mee Audio, NUforce, Philips, Shure, Samsung, Westone, Yamaha and more.