Horween Leather Company
... that Horween Leather Company makes the National Football League's footballs, colloquially known as "pigskins", out of steer hides?
... that <b id="mwD_w"><a href="./Horween_Leather_Company" id="mwD_0" rel="mw:WikiLink" title="Horween Leather Company">Horween Leather Company</a></b> makes the <a href="./National_Football_League" id="mwD_4" rel="mw:WikiLink" title="National Football League">National Football League</a>'s <a href="./Football_(ball)#American_and_Canadian_football" id="mwD_8" rel="mw:WikiLink" title="Football (ball)">footballs</a>, colloquially known as "pigskins", out of steer hides?