1. Sealed and moisture-proof to keep fresh, the material is safe and environmentally friendly without odor 2. Compact in shape, used in conjunction with fresh-keeping cans 3. Beautiful and hygienic, well-organized kitchen 4. Easy to handle and not easy to fall off 5. Diameter: about 6.2cm 6. Packing: 10 pieces / set 7. Note: the jar is not included