Food Grade Silicone(FDA Standard); Flexible and Reusable;
Package include:silicone mold*1; little gift*1; packing slip*1;Service Manual*1
Each cavity cell size:3.1"x2.2"x1", each one can hold appro.110g water; Color Randomly
Heat Resistant Temperature -40 to +230 Centigrade (-40 to 446 F);
Dishwasher-, refrigerator-, freezer-, oven and microwave-okay