From soups to snacks, leak-proof your leftovers with this screw-top container. Crafted from durable borosilicate glass and wrapped in protective matte silicone, this eco-friendly alternative to plastic takeout containers is designed to encourage healthier everyday habits. Materials: Borosilicate Glass & Silicone. Size: 3.6 x 4.4 x 4.4 in. Microwave and dishwasher safe.