... assorted Certificate: FDA,EC,LFGB 1)Silicone Ice shot glasses are made of 100% food grade silicone ... SGS-EEC, and TUV-LMBG approvals2)Silicone Ice shot glasses‘ temperature range: -40oC~+250oC/ -76F~+450F3 ... , microwave ovens, dishwashers and freezers4)Silicone Ice shot glasses are cools quickly and easy to clean5) ... non-stick, flexible and easy to handle6)Silicone Ice shot glasses’ hardness: 40, 50, 60, 70, ...