These are made to order and fresh off the engraver! They may have a scorch/burn scent to them initially but will fade overtime as exposed to air! The design is engraved into the patch and not vinyl or any sort of sticker. Select the color of hat and patch! The chestnut patch is darker brown engraves black, gray patch engraves black and black patch engraves silver, all are made from vegan leather. Our preferred brand of hat is Richardson 112, however, in the event of a stock shortage we reserve the right to use YP Classics 6606 (YP Classics makes the famous brand FlexFit). Richardson 112 is made from 60% cotton & 40% polyester with 100% polyester mesh back with adjustable snapback. YP Classics 6606 is made from 65% cotton & 35% polyester with 100% polyester mesh back with adjustable snapback.