Red Brake pad / Bicycle brake pad

When we ride a bicycle,are not likely to check the brake pads consumption,lead to sudden emergencies Can't stopped the bike, is very danger!
In this product,we add piece can be easily cleaned and painted red material At the root of brake pads,therefore, will draw a
red warning circle on the edge of the tire,when the brake pads are going to be depletion,to remind the user is time to changed!