4 Pcs Square-shaped Glass Airtight Crisper Set with Plastic Locking Lid includes the following features : 

• Single compartment
• Made of durable glass
• Seal-able with snap locking lid
• 4 Pcs per set with different sizes
• Practical, safe, non-toxic, healthy, eco-friendly and reusable
• Can be used in microwave, oven, refrigerator, dishwasher and steamer repeatedly
• Suitable for lunch boxes and food container to store kitchen staples

Material :

• Borosilicate glass body
• Plastic locking lid

Size closed :

• 320 ml - L 12 cm x W 12 cm x H 6 cm
• 520 ml - L 13.5 cm x W 13.5 cm x H 6.5 cm
• 800 ml - L 15.5 cm x W 15.5 cm x H 7 cm
• 1,200 ml - L 18 cm x W 18 cm x H 7.5 cm