Flexible Silicone Coaster Rings – Stackable Space Saver

Dimensions: 4.5″ outer diameter x 3.5″ inner. Material: Soft silicone with flexible edges. Features: Fits various cup sizes, prevents spills, and stacks neatly. Weight: 0.1 lbs per set of 4. Cleaning: Rinse with water. Great for small spaces.