Kardli Flip Open Insulation Cup
Kardli Flip Open Insulation Cup will significantly improve ice cold retention 15% to 30% longer.
Kardli Flip Open Insulation Cup 460ml made with 18-8 stainless steel which we also familiar with it is SUS 304, it is kitchen food grade, widely used in food container vessel, medical equipment, kitchen products, have great performance on corrosion prevention, recyclable, eco-friendly, 100% comply with food contact regulation of FDA/LFGB/ROHS.
There’s a vacuum insulated layer between the double walls of the insulated cup, it was made by vacuum technique to eliminate the air to create the vacuum layer, because the heat cannot be transfer without air, the vacuum layer can stop heat flow from inside to outside and from outside to inside to keeps liquid (water, beer, coffee, wine etc.) hot and cold.
Kardli Flip Open Insulation Cup with vacuum insulation keep drinks cold from 6 hours to 12 hours.