Riverside Technologies International offers custom design and manufacture of patented sweepstakes vehicles to help manufacturers drive sales. Singing cap and singing crown modules are programmed to play a 20-second custom melody one to three times in succession when activated. Flash-N-Win housings are assembled inside the caps or crowns, ready to be delivered to the filling and capping facility. Melody and Flash-N-Win housings are manufactured with food-grade material in a clean facility.www.riverside-technologies.comJimHowes@riverside-technologies.com