The SE SIL10ICE-RED 10 Ice Stick Red Silicone Tray for Narrow Mouthed Bottles is handy for making ice sticks that can effortlessly slide into your thermos and other containers to keep your drinks cool. You no longer need to struggle fitting cube sized ice inside bottles or worry about your beverage containers cracking or exploding in the freezer. This silicone tray can make and mold butter, biscuits, bread, cakes, candy, cookies, frozen yogurt, fruit or juice popsicles, ice cream, ice for a teething baby, jello, ladyfingers, mousse, pudding, treats for children and pets, and much more. It is also ideal for crafts, including candles, craft dough, and soap.