Thus, the coating agent may also comprise a solvent or dispersing liquid, such as water, THF (tetrahydrofuran), methylethyl ketone, dimethylformamide, toluene, dichloromethane, cyclohexane or other solvents or dispersing liquids that are able to dissolve or disperse the elastomeric material (e.g., elastomeric polymer) and subsequently can be evaporated such as to form a (dry) coating shell or laye