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 wet-extensible material (e.g., elastomeric polymer) and subsequently can be evaporated such as to form a (dry) coating shell or l