Nayasa Notebook Insulated Lunch Box has high quality inner stainless steel which keeps food warm and fresh for many hours. The Tiffin is made of food grade material and stainless steel inner. Keeping in mind space issues, this tiffin has a Sleek design which can easily fits in your lunch bag. The four side klip lock ensures leaking is a thing of a past. With a separate container for dry & wet food, the Notebook lunch box is perfect for you.