BargainRollBack Mold Brain Ice Cube Chocolate Soap Tray Silicone Party Maker (Ships from USA) Brain Mold for soap, ice, and jello Material: TPR Size:15.5x15x3.5cm/6.1x5.9x1.4inches; Weight:94g Long Lasting, Fade Resistant Flexible and easy release, reusable and easy-to-clean Get Creative - Ice balls can be flavored, colored, or even filled with fresh fruit or mint leaves!