Welcome to the Tuxedo Sales & Rentals group of SmartGuy.com. Feel free to interact with other professionals from across the world. You can find professionals, find deals on services, find professionals who might barter, or simple post questions, comments, or suggestions. Tuxedo Sales & Rentals are available at tuxedo rental shops and some department stores. Tuxedos, often called tux, dinner jacket or dinner suit are semi-formal evening suits distinguished primarily by satin or grosgrain facings on the jacket's lapels and buttons and a similar stripe along the outseam of the trousers.