Beer cap design Earbuds, Big place to print logo, Work for iPhone,iPod,MP3,MP4 Able to OEM color ... and logo Features and Descriptions:beer cap design Earbuds,big place ... to print logo, able to OEM logo and color,work for MP3,MP4- ... with any music player such as mobile phone, Iphone, MP3, MP4 player, walkman, discman etc.- Ear buds ...