Based on this product's specifications, here are some alternatives and similar models
Thermal Lunch Bag Milan 1918 by Milan — model 606461, compact insulated carry bag
Summary description:
Thermal lunch bag Milan 1918 (model 606461) is an insulated carry bag designed to keep food and drinks at stable temperatures during transport. Suitable for daily meals, picnics, office lunches or school use, it offers a compact, portable solution for preserving perishables. The product is identified by Milan brand and MPN 606461.