We made a bunch of 1 of 1 Lil Stinker hats using an iron-on patch that's never been sold. These were made to try out different hat styles and silhouettes. 
 
Camper Hat is an OTTO 151-1098
Simple Dad Hat is a PORT AUTHORITY C942 model
69 Dad Hat is a PORT & COMPANY Brushed Twill model
Triple Hit Dad Hat is an OTTO 18-202 model (includes Pixel NY pin)
All-over Snapback is an OTTO 125-1038