Seattle Seahawks valve stem caps 4pk #ss7, FREE ?

Buy any 2 Valve Stem cap Covers 4 Pc sets that have FREE in the listing title and get a 3rd set, design of my choice free, along with free shipping. Free set will be from a team you purchased.These are not your generic plastic valve caps, design is engraved into the metal. NOT stickers glued on to top of cap Will combine shipping on multiple purchases