super robust leak proof stainless steel lunch box 

leakproof stainless steel lunch box with secure vacuum-sealed closure.
100% LEAK PROOF
The over-moulded silicone lid design ensures the product is easy to clean and 100% leak proof.
VACUUM AIRTIGHT SEAL
The clever valve on the lid creates an airtight vacuum seal to hold the lid on and keep your food inside fresher for longer.