Features: Usage: Silicone insulation sleeve can protect your mouth from being scalded by the-edge of the hot-cup. High-temperature resistance: Made of food grade silicone material, it can with-stand high-temperatures up to 180℃, can be reused, and is easy to clean . Easy to use: It is suitable for the-edge of most standard size cups and mugs, and can be easily put on and off as required. Portable: It is lightweight and compact-size in structure, making it easy to store in bags or backpacks when not in use. These cup covers are perfect for outdoor cups, making them easy to use whether you're camping, hiking, or picnicking. Specifications: Material: Silicone Quantity: 6PCS/20PCS Single size: 70x20mm/2.75x0.79inch Package Includes: 6/20PCS Heat Insulation Cover note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.