Food-grade tinplate material, raw materials, and printing ink all through environmental food-grade testing to ensure that all products comply with FDA standards. Each process is strictly inspected, and each batch of products is tested for anti-rust data, with a quality pass rate of 98%. Meticulous rolled edge process of the box mouth, more fitting, rounded corners do not hurt the hand, raised rolled edges are easier to open the box. The tin contained in the composition has high antioxidant properties to ensure the service life of the iron box. Measuring 3.11*1.02 inches, this custom round tinplate box for peppermint candies. 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.