Food Grade SiliconeHeat Resistant Temperature -40 to +230 Centigrade (-40 to 446 F) each cell dimension:3"x2"x1.5" Flexible and Reusable; Color Randomly Dishwasher-, refrigerator-, freezer- and microwave-safe Detail Info:- Food-Grade (FDA Standard) - Color: Random color if no special state. - Seller "Allforhome" only provide good quality products to customers.- All Orders with Traditional Chinese Handmade Crafts as Free Gift. Size & Color Tips:- Color & Style representation may vary by monitor. - Pictures can't represent actual size, Please check size or dimension info before place orders. Some is "cm" not "inch", 1inch=2.54cm. Shipment: Please contact Allforhome directly for suitable expedited shipping fee. - Holiday Season maybe longer than normal delivery time. Bulk Order:- For Large Orders, Please email Allforhome directly and we will provide special offer for you.