Alex Schmidt is joined by comedians Caitlin Gill (stand-up album 'Major.', site GuaranteeShirts.com) and Shelby Wolstein ('Keeping Records' podcast) for a look at why wool is secretly incredibly fascinating.

Visit http://sifpod.fun/ for research sources, handy links, and this week's bonus episode.

(Alex's podcast hosting service requires a minimum of 5 characters per episode title, so that's why this episode's title has 1 exclamation point)