Detergent dispensing and pre-treatment cap

A method for pre-treating a clothing article having a stained portion comprising the steps of:

• removing a cap from a container containing a detergent composition;
• pouring a volume of said detergent composition from said container into said cap;
• applying at least a portion of said volume to a stained portion of said stained clothing article;
• scrubbing said stained portion with a portion of said cap;
• and
• reengaging said cap with said container containing said detergent composition;
• wherein said cap comprises:
• a base having a base interior and a base exterior opposing said base interior, said base interior having a periphery;
• and
• a vessel wall having an interior surface and an exterior surface opposing said interior surface, said vessel wall extending from said periphery to a rim, said interior surface and said base interior defining a pour volume, said base interior forming a closed end of said pour volume;
• wherein said cap is sealingly engaged to a container containing a detergent composition by a connector disposed on said cap and a corresponding receiver disposed on an opening of said container;
• wherein said base exterior has a first region and second region disposed thereon, said second region adjacent to said first region;
• wherein said first region comprises a plurality of first surface irregularities;
• wherein said second region comprises a plurality of second surface irregularities;
• wherein said first surface irregularities differ in shape from said second surface irregularities;
• wherein apexes of a plurality of said first surface irregularities are in plane with apexes of a plurality of said second surface irregularities.