Ice Cube Mold, Large Silicone Ice Cube Tray, (2-in-1) Ice Cube Maker, Round, Portable (Dark Blue). Instructions: 1. Slowly pour water through the opening of the tray, ensuring the water level is below the rim of the outer container. 2. Firmly press down on the inner cylinder to prevent water from accumulating at the bottom of the mold (Note: If water remains at the bottom, the inner container will float). 3. Place the lid on and leave the mold horizontally in the freezer for at least 4 hours. 4. Remove the mold, squeeze out the water, and press to release the ice cubes. High-Quality Material: Our 2-in-1 large silicone ice cube mold and tray is made of high-quality, food-grade silicone, safe for use directly on frozen ice. The ideal product for back to school and college. Multiple Uses: Perfect for iced coffee, flavored ice, and much more in the summer. Its ice cube shape adds a fun twist to making ice. You'll enjoy the experience. Portable: Its compact size is ideal for both indoor and outdoor use. Perfect for camping or picnics. It will add a fun touch to your hike or camping trip!