... Plastic Food Storage Container 1. PP 2. 4-side lock, airtight 3. use for microwave 4. SGS, FDA, LFGB Easylock 700mL Square Transparent Plastic Food ... 168pc/ctn, 1x20ft=142ctn Advantage:1. one of the top plastic manufacturers in China2. more than 20 years' manufacturing experience3. pass ... latches and loosen lid before use in microwave.Avoid overheating food high in oil, fat, sugar, or Tomato content to ...