MASTERSEAL GLASS FOOD CONSERVATION The all-in-1 food container—for preparing, serving, storing, reheating and taking on the go
Discover a food storage solution that's as versatile as it is practical. Crafted from high-quality borosilicate glass, this container features a 100% leak-proof design that ensures total peace of mind. What's more, it's the perfect all-in-1 solution, from cooking in the oven, to serving, storing, transporting and reheating!

Reference: K3010412

Easy preparation, beautiful serving, easy to store and safe transport

MasterSeal Glass Fresh Box will allow you to prepare, serve, store and transport without any trouble.
  • You will finally be able to use one food container for all the usages thanks to the high class combines with superior freshness-seal !




  • The multifunction container

    Cook (without lid), serve, store and transport all in one. High-quality borosilicate glass and a superior Master Seal take this container from oven to table to fridge, freezer or microwave with ease.

  • Microwave-safe

    The microwave-safe design makes heating and reheating a breeze.

  • Optimal food prep

    Crafted from 100% oven-safe (without lid) borosilicate glass, for extreme temperature resistance and optimal protection against discoloration and odors.

  • Safe transport

    100% leak-proof thanks to sealing technology: higher sealing pressure ensures optimum protection.

  • Outstanding hygiene

    The firmly attached Tefal Master Seal and lid ensure no gaps, meaning no germ formation and more lasting freshness.

  • 30-year guarantee

    German lid technology with outstanding craftsmanship, featuring a 30-year guarantee.

  • BPA-free

    Absolutely harmless: 100% BPA-free, as well as free of other harmful substances.

  • Dishwasher-safe

    Dishwasher-safe for effortless cleaning.

Cold Retention NOT RELEVANT  
Heat Retention NOT RELEVANT  
Freezer safe    
Watertight Not Relevant  
Microwave Compatibility    
Dishwasher safe    
Number of independent parts 2  
Instructions & Manual
Frequent questions
Your appliance contains valuable materials which can be recovered or recycled. Leave it at a local civic waste collection point.
Please go to the “Accessories” section of the website to easily find whatever you need for your product.
Find more detailed information in the Guarantee section of this website.