Disposable Bento Container Set (Z-253-1BS Black Set) Color/Pattern: Black Size: 9.1 x 6.7 x 1.3 inches (230 x 170 x 33 mm) Quantity: 800 pieces Material: Lid: OPS; Body: BS (microwave safe, heat resistant to 200 degrees Celsius), Oil-resistant; Manufacturer name: Sheepee Chemical 800 Piece Set