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1， using 100% food grade (import) silicone material;

2， the use of highly flexible silicone material;

3， high temperature (hypothermia) features the highest heat resistance up to 230 ℃ (minimum cold resistance up to -40 ℃);

4， has a longer life than the other materials;

Bottom cup sleeve diameter 65-67mm (suitable for use in the bottom of the cup diameter 6.5cm-7.0cm in)

                Height 19mm

                The thickness of 2mm