Based on the search results, "What The 4" refers to a specific colorway of the Air Jordan 4 Retro SE sneaker. It combines elements from four original colorways of the Air Jordan 4: "Fire Red," "White Cement," "Bred," and "Military Blue". The shoe features a white leather upper with fire red, black, and military blue detailing, a cement midsole, and mismatched tongue and heel labels. The design is available in mens and grade school sizes.