I touched a thermos storage container 'Thermos My Food Container Square' that can be cooked in a microwave oven without removing the lid - GIGAZINE
Amazon.co.jp: Thermos KC-SA600 BK My Food Container, Square, 20.3 fl oz (600 ml), Black : Home & Kitchen
Thermos' new work is "Food Container"! It seems that the knowledge cultivated in the soup jar is being used...! | ROOMIE
Lunch Container, 650ml Thermal Insulated Salad Soup Hot Food Lunch Containers, Leakproof Hot Food Thermos, Bento Box Students Kids Lunch Box, Fit for School Outdoor Travel(Pink) : Amazon.co.uk: Home & Kitchen
Amazon.co.jp: Slam Dunk Lunch Box, Thermos, Antibacterial, Fluffy, Bento Box, Bowl, Suitable for Children and Adults, Sealed Lunch Box, Square, Large Capacity, Leak Proof : Home & Kitchen
Amazon.com: Baby/ Toddler/ Kids Stainless Steel Insulated Food Storage Container Small Leak Proof Lunch Box- 3 pk. 8 oz Snack Containers- Square Thermal Food Container With Airtight Lid On The Go, School,
The 3 Best Food Thermoses of 2023, Tested & Reviewed