Die-cut magnets add a touch of easily switchable flair to your fridge, locker, or file cabinet Available in three sizes Flexible, durable 20mil / 0.5mm vinyl Vibrant color printing Approximately 4mm white border around design WARNING: Choking Hazard small parts. Not for children under 3. This product contains magnets. Swallowed magnets can stick together across intestines causing serious injuries. Seek immediate medical attention if magnets are swallowed. Not a toy. For decorative use only.