Specification： Material: Outer box & Inner box: plastic Product Dimensions:3.8cmW X 6.8cmL;1.5cmTall; 0.05lb Product List:Out box × 1pc Inner box ×1set Clips and suction sticks ×1set Mirror × 1pcInstructions for use: 1. Please rinse the inner box with clean water before and after use, and do not boil it with hot water. 2. After the inner box is filled with a layer of preservation solution, install the pure lens (note that the lens is placed in the box, and do not place the edge of the inner box). 3. The care solution cannot be washed with detergent or soap. This product is compatible with all brands of care solutions.