Feature: 1. What you will get: You will receive 200pcs windshield washer tablet, 1pc=4L= 1.05 Gallon washer liquid, enough for multiple cleaning needs, you can share with your friends. 2. Quick dissolution: The solid concentrated washer effervescent tablet is rich in surfactants, which can dissolve quickly after being put into water. 3. Powerful cleaning: Washer effervescent tablets can easily remove stubborn oil film, water stains, stains, glue, bird droppings, and have a high-efficiency cleaning effect. 4. Wide application: The product is not only suitable for car windshield, wheel and window cleaning, but also ideal for household, mirror, glass table, building glass, kitchen countertop cleaning. 5. No damage: The cleansing concentrate tablet is gentle and does not damage the glass. It forms a protective layer on the glass, protects the glass, reduces wear and tear, and also protects the rubber of the wiper. Specifications: Color: Blue Material: Surfactant Size: About 16 x 6mm/0.63 x 0.24inch(diameter x height) Package Includes: 200pcs x Windshield washer tablet Note: 1. Due to the light and screen difference, the items color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement. 3. This product is not edible, do not let children touch it, and do not get into the eyes. If the product gets into the eyes, please rinse with water immediately or seek medical attention immediately. How to use: 1. Open the front cover of the car. 2. Open the lid of the wiper sprayer. 3. Put a solid wiper cleaning effervescent tablet. 4. Pour in clean water and use it after 10-20 minutes.