Zaru soba set (Contents of the set: bamboo steamer for zaru soba, soba choko cup each) quality display Heat resistant temperature 180 degrees capacity Raw resin (Body) ABS resin (drainboard) polypropylene 100 degrees (Soba cup) ABS resin 180 degrees Handling Precautions: Do not place near fire. Be sure to wash with dish soap before and after use. Avoid dishwashers, dryers and microwaves. Polishing with a scrubbing brush or polishing powder may cause scratches. .Avoid hot water disinfection. ©1976, 2008 SANRIO CO., LTD TOKYO, JAPAN Sanrio Co., Ltd. Inquiries about products cardboard 03-3770-0148 (paper) 10~) 7:00 (excluding Saturdays and Sundays) http://www.sanrio.co. MADE IN CHINA