Koss Headphone Carrying Case for KSC75, KSC9, KSC7, KSC17, P14, and P16 Small size accommodates Koss KSC75, KSC9, KSC7, KSC17, P14, and P16 headphones Durable covering protects headphones Clamshell design Sturdy zipper Available in 3 additional sizes to fit a variety of Koss headphones