Generally speaking, no, lunch boxes are not microwavable. If you need a microwavable container, consider packing something like these PrepNaturals glass meal-prep containers inside your lunch box.
The Holy Mess on MSNLíon na míonna: 2
Top 10 WW Meal Prep Lunch Recipes (Low in Points)
This is a cheap ww lunch choice, too, with each serving only costing a couple of dollars. We prepared our salad in glass meal ...
With the cost of food increasing, those who are just missing ... You could, Annabel suggests, add a few cheap extras to those lunch boxes for some extra nutrition, too. “Toasted seeds are ...