size:85*37*22mm

Usage method: 

1. after the wiper is swept, the water marks have obvious intermittent traces, which indicates that the wipers need to be repaired. 

 2. remove the wiper. (the wiper can not be removed for repair, but to achieve better repair effect, it is recommended to remove the repair). 

3. Hold the prosthesis and press it down so that the rough grinding surface fits the top of the wiper tape and grind it for half a minute until the edges and corners of the center appear. 

 4. then use fine grinding surface to repair (if the damage is not serious, can be repaired with a fine model directly). 

 5. after repair, wash the wipers with clean water, clear the fine particles after grinding, wipe them with a towel. 

 6. Install the wiper back into the car, open the wiper, see that it is clean after brushing, there is no obvious trace, the repair is successful.