Shop name:Chong Qing Shuo Yue Ke Ji You Xian Gong Si they will not rust. Durable for Use: Incredibly durable giving you that to keep reusing without having to any of the high quality. Perfect Color:they are perfect for that modern look that you in your pantry. Tightly Sealed: These are the ultimate and fully protective covers. They come with silicon seal making your is tightly sealed. Multi-purpose: Perfect for storing fruits, jams, or colorful candies, storing soft drinks, tea or coffee, or storing , screws and other small objects. for standard wide mouth jars. The metal are more durable than plastic and do not stain. Ergonomic make the screw top easy to open and . With silicone sealing gasket would seal the properly, no leakage problem. They are not for canning. These are for freezer, dry storage. colour:Silver Material:Stainless steel + silicone size:Diameter: 86mm Package Contents: 8x Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.