My ignment required me to promote any product...?

so here's the deal, my lecturer wants us to promote any product in front of the cl and i have no idea what product to choose.. anyone out here can help me choose a product would be awesome. i want my product to stand out then the rest of the cl. so pliz- pliz help me. any product that can be use to promote and sell it.. im in marketing course. thanx in advance.. ^_^