The closest I'm able to come to describing it's the sound my aged galoshes used to make when I was A child. Has anybody else found this to generally be the case? Probably in the e-Vent fabric uppers? Or the V formed overlay? Tomoya would later utilize the Spark Doll http://griffinmprrq.articlesblogger.com/20454437/not-known-facts-about-altra-superior-4-0