This is what I pack my kids for lunch at school on a daily basis. I do all of my grocery shopping at the beginning of the week and try to make meals based on the same items I buy so that nothing goes to waste!
Fit + Fresh multi-flex bento box
Fit + Fresh Multi-Flex Bento Box with 2 Removeable Ice Packs, Adjustable Divided Meal Carrier Lunch Container, BPA-Free, 9.5″ x 6″ x 2.25″, Red https://www.amazon.com/dp/B08V7KWHHB/ref=cm_sw_r_cp_api_glt_fabc_T5ZVZZKH4BYWJXWB30YM
Insulated food jars: (I couldn’t find a link for the ones i use from Kroger but these are the closest & I’ve used them before)
Limited-time deal: Zak Designs Kids’ Vacuum Insulated Stainless Steel Food Jar with Carry Handle, Thermal Container for Travel Meals and Lunch On The Go, 12 oz, Toy Story 4 https://www.amazon.com/dp/B0919L4CF6/ref=cm_sw_r_cp_api_glt_fabc_dl_N33HCNYSS9M13J1V4MS8
Arctic Zone 16OZ Stainless Steel Thermal Food Bowl with Easy Open Lid, Unicorn Rainbow – Walmart.com