Sounds like NFL footballs are still leather, although it's a steer hide and not pigskin: http://www.livestrong.com/article/361972-what-is-the-official-size-of-t

Sounds like NFL footballs are still leather, although it's a steer hide and not pigskin: http://www.livestrong.com/article/361972-what-is-the-official-size-of-the-nfl-football/ http://www.livestrong.com/article/361972-what-is-the-officia... http://www.wilson.com/en-us/football/nfl/wilson-and-the-nfl/factory/ http://www.wilson.com/en-us/football/nfl/wilson-and-the-nfl/...