theory11 — Magic Tricks & the World's Finest Playing Cards
Use in well ventilated area! The spray may cause cancer, and spontaneous combustion of your gonads.
Ignore the second point, the spray is carcinogenic thou.
Yea, it's the Testor's Dullcoat. I usually get it at Hobby shops that sell model cars and stuff like that. However, personally, I would rather just by the invisible deck. The process of making it takes awhile (especially the drying) and buying a deck and the spray is usually around the same price as buying the deck.
Krylon Clear Coat Matte Finish.
Walmart with the rest of the spraypaints.