you print up the ad from online and then pick up the pads at petsmart..show them the ad and they will make a price adjustment..here is the link
http://www.petsmart.com/global/produ...=1118496193974
but looks like they raise their price to 22.99..still a good deal..I bouight 3 boxes last time at 19.99 so I haven't been back in a while..lol