BKLYN Bento Food Jar
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Product Details
BEST VACUUM INSULATION TECHNOLOGY (WITH COPPER LINING): How do you improve upon a Double-Walled, Vacuum Insulated Food Thermos? Simple. Add an Interior Copper Lining. This advanced design technology helps improves the Thermal Insulation in our Bklyn Bento Food Jars. Keeping your hot food and beverages hotter longer… while keeping your cold food and beverages icy cold for hours.