Set Duo SmartGel
SmartGel is a heat/cold accumulator. Helps your lunch box or lunchbox maintain the perfect temperature. Fits perfectly inside the SmartBento lunch box. To heat it you can do it in a bain-marie or even in the microwave! If you want to keep it cold, you can freeze it! Whatever your need, SmartGel will help maintain your temperature.
Enjoy the perfect combination:
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