Here is one. I googled colts script hat a long time ago and there are a few sites but all were sold out.
https://shop.colts.com/mens-new-era-royal-indianapolis-colts-script-9fifty-trucker-snapback-hat/p-26632074452169+z-9895-3755517468
Indianapolis Colts New Era Script 9FIFTY Trucker Snapback Hat - Royal (lids.com)
https://www.lids.com/nfl-indianapolis-colts/indianapolis-colts-new-era-script-9fifty-trucker-snapback-hat-royal/o-4605+t-58607078+p-60851996598+z-9-627202652