Out of stock online
Looks like the dark grey version is available for $15.88http://www.walmart.com/ip/Plano-4-Shelf-Storage-Unit-Dark-Grey/8251820?findingMethod=rr
http://www.walmart.com/search/search-ng.do?search_query=Plano+4-Tier+Heavy-Duty+Plastic+Shelves%2C+White&ic=16_0&Find=Find&search_constraint=0&se=endeca&
Not on my screen is it on yours?