Kotobuki 2-Tiered Bento Box, Gold Calligraphy (Satsu) Two-tiered bento box in black with golden calligraphy that translates as "the sound of the wind" Perfectly sized for bringing lunch to school or to the office Includes two stacked compartments stacked separated by fitted plastic lid--great for separating two different dishes Made of food-safe plastic Top and bottom compartments dishwasher and microwave safe; inner lid not microwave safe and should be hand washed