This smaller mini hot and cold bag is an absolute must-have for the home! Very easy to carry! It is very useful after you have sports injuries or muscle soreness. Made of high quality PVC and filled with gel beads. Non-toxic, safe and practical! Our packs are filled with high quality gel that can be used as a hot and cold compress. Can be used in refrigerators and microwaves to change product temperatures and can be used repeatedly. Perfect for nurse offices, workplaces, homes, and more. We can print your logo on the outside of the product. Measuring 3 inches dia, this custom multicolor round gel beads hot/cold packs 3 * 3 inches. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Customization: Logo printing available with multiple packaging and color options. Product Highlights: Portable, durable, practical for daily use.