Basic shaped decanters are fairly easy to clean with a standard decanter brush. However there are so many large and creatively shaped decanters on the market that are quite difficult to clean with traditional methods.
The decanter cleaning beads
are effective as with just a bit of soapy water in the decanter you can swirl them around to remove the left over wine and it simply rinses right out. Using the stem shine glass cleaner
will always give a better shine and avoid spotting, as will the wine decanter dryer set
or at minimum a decanter drying stand