At first sight, Kotori 501’ looks nothing more than an acrylic cylinder wrapped in a cloth. Plastic parts are set back as far as possible and a short foot is placed at each end to prevent it from rolling. Transparent acrylic discs at the ends are the controllers. The design is easy to fit any kind of interior. Also a cloth cover is replaceable. Customer can select one from five different colors.

KOTORI is a fun & creative brand of Foster which is Japanese Audio equipment manufacturer. They sales earphone, head phone and USB speaker. Most characteristic part of this brand is you can customize the product which you Purchased. About earphones, you can 15 colors for each 20 parts and combine them as you like.