Airtight Lockage 
All passed the leakage tests by authoritative local and international institutes. 4-side of locking system of lock and lock makes it possible to be airtight due to equal pressure to all 4 sides. 

Durability
It has passed the KEMTI's bending test. If the container were to be used 10 times a day, it could be used for 821 years(semi-permanently). Durability of Lock and Lock is safe for change of temperature from -4°F to 210°F (-20°C to 99°C). It makes Lock and Lock safe for use in the microwave, freezer and dishwasher. 

Healthful living 
Used superior raw material with durability and heat-resistant ability which is friendly to the human body. Passed the strict hygiene and safety tests of U.S. FDA and German SGS. 

Space Saving Design
Stacking system aims to help with space saving. The design of the containers enables excellent space saving in the refrigerator, freezer, cupboard and drawers.

Use & Care

• Wash before use.
• Top rack dishwasher safe.
• Do not use abrasive cleaners and scrubbers.
• Silicone seal can be removed for cleaning if necessary.
• Do not use a sharp object to remove the seal. 

Microwave Use & Care 

• Unlock all four latches and loosen lid before use in microwave.
• The container base and lid are microwave safe for reheating purposes only.                           
• Do not use lid or base in oven, under browning elements or on stove top.
• Avoid overheating food high in oil, fat, sugar, or Tomato content to prevent permanent stains, pitting or other dangers associated with high temperature.