The String Cleaner was voted Best in Show at The 2008 Summer NAMM. A cool little device that claims to extend the life of your guitar strings.
According to their web site The String Cleaner, extends the life and preserves the tone of guitar strings. Revitalizes used, old, and damaged strings. Works with, or without, any guitar-string cleaning solution. It's created with a specially designed micro fiber pad for long-term, low maintenance use. The String Cleaner can be washed by hand.