6 oz/165 ml. Tempered glass food containers. No BPA, PVC, phthalates. Microwave safe. Freezer safe. 1% For the Planet Member. 4-5 times stronger than a drinking glass! Water & air tight lid with integrated silicone seal and easy to open smart clips. Durable stain & odour resistant glass. Keep food safe & fresh. www.weangreen.com. Made in Korea.