MP3 players are small, portable machines that can be used to store and play MP3s - digital music files which can be quickly and easily downloaded from the internet or ripped from your CD collection. The majority of the MP3 players we sell use flash drives and are lightweight and durable. Because they have no movable parts, this also makes them ideal for use on the move - while jogging or travelling. Most models will also offer video playback, making MP3 players a truly entertaining travel companion.