This product is easy to apply, simply spray onto a guitar cloth and lightly wipe it over your strings and wait for it to dry. You'll find your strings will be easier on your fingers and it's completely harmless to your guitar! Order a can or two from Kosmic or add to your next string and pick order, you won't be disappointed. Product Features 2.5 oz. aerosol can Reduces string friction Smooths fingertip calluses Harmless to guitars
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