Custom Tumbler Fit: Creates 3 distinct cylindrical ice sizes designed to stack perfectly inside 20oz, 30oz, and 40oz insulated mugs.
Long-Lasting Chill: Large cylinder blocks melt slower than standard ice cubes, keeping your drinks ice-cold without watering them down.
Flexible Food-Grade Silicone: Made from premium, non-stick silicone that allows for effortless ice removal with a simple twist.
Multi-Size Combinations: Features 3 cavity sizes in one tray, letting you mix and match ice layers for custom tumbler setups.