Check for mh shopblog promo code exclusions. mh shopblogpromo codes sometimes have exceptions on certain categories or brands.
These offers are usually only available for part of the day because they're considered exceptionally good, but lately mh shopblog has been offering it all day long
Look for the blue "site-wide" label for site-wide mh shopblog promo codes. Site-wide codes can be applied to any item on mh shopblog website, and therefore are the most useful codes.