Amazon.com : Teenage Engineering OP-1 protective soft case for OP-1 original with back pocket for storing cables & adjustable & detachable strap & velcro patch : Electronics
teenage engineering Large Bag for OP-1 Field (White) TE002XS003
teenage engineering Large Duty Bag for OP-1 (Yellow) TE002XS006
Teenage Engineering OP-Z PVC Roll up Bag (several colors) – Patchwerks
Teenage Engineering: OP-1 Protective Soft Case — TurntableLab.com