Heat-resistant glass stacking storage containers, 600ml x 4 pieces, 1400ml x 2 pieces. Brand new, unused. - Brand: HARIO - Model Name: Stacking Heat-Resistant Glass Container M - Capacity: 600ml / 1400ml - Materials: Heat-resistant glass, polypropylene - Heat resistance: 120°C (glass), 140°C (lid) - Set contents: Set of 6 - Usage: Oven and microwave safe Although it is a brand new, unused item, please understand that it has been stored at home.