The cost covers your registration and includes Black and White Super 8 film, shipping to Pro 8MM for processing, film processing, a digital transfer, and a digital/phsyical version of your film.   Purchases made by credit card will show "Georgetownsuper8.com", as the payee on your statement.
 
Black & White Kodak Tri-X- This is a reversal/ positive film that can be projected through a super 8 projector.
KODAK TRI-X Black & White Reversal Film 7266 is a high-speed, panchromatic black-and-white film offering fine grain and sharpness suitable for general interior photography with artificial light. And because our films don’t require processing in a bleach containing heavy metals, they’re easier on the environment.
 
Super8-66  | B&W Reversal Film ASA 200 | Super 8 | 50 ft Cartridge 
Black-and-white reversal film
Handle unprocessed film in total darkness
Store unexposed film at 13°C (55°F) or lower
See an example here: 
https://www.youtube.com/watch?v=BNzFkjF6Cpw