Fresh Bento Cup Set - 4 pieces x 2 sets - Quantity: 4 pieces per set - Material: Polyethylene - Heat resistance: 100°C - Cold resistance: 0°C - Product size: Approximately 65 x 65 x 29mm I purchased these, but they were different from what I expected, so they are unused. You will receive two sets of 4 pieces each. Although unused, these items have been stored at home, so please understand this before purchasing.