Icicle-Cool Shooters Shot Glass Mold Four Silicone Ice Cup Mold, White White Silicone Ice Cup Mold. These durable, easy-to-clean silicone molds create ice shot glass. Flexible silicone trays allow ice to pop out easily. Made of durable and long-lasting 100% FDA Food Grade silicone; Silicone mold releases the ice easily and cleanly; Dishwasher safe & BPA-free. Fill with water or juice, and then place in freezer. Pops out 4 fully-formed ice shot glasses. Simply fill the mold with water--or your favorite beverage if you want to add a little flavor to the mix and pop them in the freezer. Note: Don't fill up the water all the way, as ice expands, it will overfill the mold. Just leave a bit of room empty at the top.