I was trying to wipe the pen mark on this bag...So I grabbed a baby wipes and rubbed it all over my bag but the spot where the pen mark is turn into this color and I'm so bummed out...I.was so upset to my self...I was even planning to use more out of it but now I 'm not sure if I can use this..I'm very picky..I purchase this probablly 5-7 months ago do you think they will let me exchange or send for repair? Any ideas? Guys please help.