I purchased my K2 Astral 2.0 bicycle at Sports Authority on Saturday, April 16, 2011. Today is Friday, April 22, 2011. On sunday night, I noticed a residue on the sidewall of the front tire. I thought it may have been the SLiME that I had the tech install into my tires. I tried rubbing it off with my fingers. No dice. I then thought it may have been permanent marker, which I know (from experience) is alcohol soluble. I grabbed an alcohol swab and wiped off the permanent marker. What was the permanent marker hiding, you may ask? It was hiding a... read full review »