FOOD GRADE SAFE MATERIAL: Made of LFGB certified silicone material, these 3 small square ice cube trays are safe and durable, perfect for crushed ice, coffee, smoothies, Frappuccinos, hard candy and chocolate. Small Ice Cube Tray - Each ice crush tray makes 160 mini 3/8 inch ice crushers. Small enough to hold a water bottle, safe for kids and won't choke. Perfect for baby food! FAST FREEZE AND QUICK CHILL - Ice trays make smaller ice cubes that chill your drink faster than those made in standard or large ice cube trays, so you can enjoy that first sweet cold sip faster. Save your time! EASY ICE RELEASE AND CLEANING - The flexible material makes the bottom well-shaped so you can bend it back and push out the ice cubes to release them easily. The smooth silicone surface makes it easy to clean. You can put them in the dishwasher after use. MUST HAVE KITCHEN TOOLS - Stackable feature saves your kitchen