Shadowless Base Booster Pack

i know this isnt probably the right place for english stuff but i know nothing of the average price of a shadowless booster pack i just want to know if this was a good deal or did i pay too much?

www.ebay.com/itm/180854635544?ssPageName=STRK:MEWNX:IT&_trksid=p3984.m1497.l2649

I was eyeing that too, but I already have a few

You did fine, prices currently range from $30-50, a year ago they were at $20-25, not sure why there is a big jump but that is what ebay past sales shows