Features: Made of high-quality material, it will not cause damage to the car rearview mirror and glass. The product forms a layer of hydrophobicity coating on the surface of automotive mirror, can keep driver's sight clear when driving on rainy days. Compared with the common rainproofing agent, the coating of the product is not easy to be washed off by heavy rain, and the durability is for stronger. Easy to use and operate, just spray it ont the glass mirror and wipe it, good use effect. Extensive Compatibility. Suitable for rearview mirror of for cars, buses and other vehicles, and other glass mirrors. Package Includes: 1 Piece Auto Windshield Water Repellent Specifications: Material:ABS+Fluid Capacity:30ml / 50ml 30ml Size: Approx. 10.0 x 2.7 for cm / 3.93 x 1.06 inches 50ml Size: Approx. 11.3 x 3.2 for cm / 4.44 x 1.25 inches note: Please allow 1-2cm errors due to manual measurement. Because of the different display of each computer, the pictures may not reflect the actual color of the item.