Insulated Airtight Spill proof lunch box made up of 100 % Food Grade Inner Stainless steel 304 metal body & designed with 4 side lock system. Lunch box and inner container both comes with silicon seal lid which makes it Leakproof & spill proof. Lunch box comes with one stainless steel sabzi container inside with 4 side lock system with is airtight & spill proof. Compact size-easy fits in your bag pocket. Ideal for school/ office.