1.Product Type: Plastic food container 2.Brand: ZipBab (ì Meaning: Zip(Home/ ì) & Bab(Meal/ = Home Cooked Meal Purpose of delivering solution for safe and easy freezing, storage and microwaving home cooked dishes. 3.Material: PBA free plastic [Polypropylene] Benefits. 1. Pressure release design Keep the top lid closed when heating in microwave -Keeping food moisturized. -Keeping the microwave clean [Registered design in Korean Intellectual Property Office] 2. Freezer, dishwasher and Microwave safe -30 to 120â?? -Test passed (by Korea Conformity Laboratories) 3. Material Safety -BPA free, Pb free -Hazardous substance test passed (by Korea Conformity Laboratories) 4. Made in Korea and low range price - No outsourced, 100% made in house by Keyplus factory in Korea.