I love my insulated drinking glass and came up with this method for cleaning the straw. I take a small piece of cotton, wet it with hot soapy water and push it through with a kabob skewer.
By littergitter from NC
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"Disposable" straws need not be! To clean, simply use a chenille stem (these were called "pipe cleaners" when I was a kid). I've seen the stems in the craft section of many stores. I bought a package of 50 at the dollar store. By Leann D