Amazon.com: Zojirushi Classic Bento Vacuum Lunch Jar …

Zojirushi Classic Bento Vacuum Lunch Jar – SL-GRE18 The Classic Bento Stainless Lunch Jar contains three microwaveable inner bowls (including a soup bowl), a forked spoon, chopsticks, carrying strap and protective cover. The outer container is vacuum insulated, providing excellent heat retention. Durable stainless steel construction with excellent heat retention

https://www.amazon.com/Zojirushi-Classic-Bento-Vacuum-Lunch/dp/B0016S11VC