This product is an absolute must-have for the home! It is very useful after you have sports injuries or muscle soreness. This hot/cold bag with rounded corners is 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. The interior is filled with non-toxic, flexible gel beads. Perfect for nurse offices, workplaces, homes, and more. We can print your logo on the outside of the product. Measuring 4.3*7.5 inches, this custom multicolor rectangular gel beads hot/cold packs 4.3 * 7.5 inches. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. We offer logo printing and full packaging customization. Product Highlights: Portable, durable, practical for daily use.