Make My Day Aqua Stone Silicone Ice Cube Tray, Red Quirky aqua stone ice cube tray from Australian idea company Make My Day; for drinks "on the rocks" Constructed of flexible, food-grade silicone rubber Withstands temperatures from -58 to 575 F-Degree (-50 to 300 C) Can also be used as a chocolate mold Measures 5-3/4 by 5-3/4 by 3/4-inch; available in a variety of hip colors including this bright red option