Study O Portable is a London-based designing practice which creates accessories and other small objects. The studio was founded by Bernadette Deddens from the Netherlands and Tetsuo Mukai from Japan, who met while studying at ArtEz in Arnhem, the Netherlands. Preferring simple objects such as vessels, scarves, bangles and necklaces, S.O.P. produces commissioned studio pieces and wearable accessories produced in editions.