Scrub Ninja Max Interior Scrubber Sponge (5 in. x 3 in.) - 3 pack Paint Correction Spray directly on the surface

Spray directly on the surface you want to protect OR you can spray directly onto the applicator pad

how do I know when the abrasives are"broken down"

When applied

When correcting soft paint

Scrub Ninja Max Interior Scrubber Sponge (5 in. x 3 in.) - 3 pack Paint Correction Spray directly on the surfaceWe have improved the revolutionary Scrub Ninja, by adding the nylon scrub brush material to both sides (a much requested feature improvement). Scrub interior vehicle surfaces like plastic, leather & vinyl clean with the brush like, bristle type nylon material. The firm but gentle fibers scrub deep into surface pours and contours. The black and white sides are the same material and can be used for tracking which side you used. Use with your favorite