This paste-like polish uses small particles which are required for fine polishing of smooth surfaces (after priming) before you apply the top coat/color coat of the model. It can also be used to polish out scratches from transparent plastic parts. Repeat this process until you have achieved the desired result. For application and polishing use the original TAMIYA Polishing Cloths 300087090. For further applications the following TAMIYA Polishing Compounds are available: 300087068 Polishing Compound Coarse/Groh (for heavy paint inclusions). 300087070 Polishing Compound Finish (fine particles / polish out the slightest inclusions / give the final coat of paint or clearcoat a special deep gloss). Before further application of paint, rinse the surface under running water and allow to dry.