Fleshlight Mocha Stamina Training Unit Practice makes perfect, especially in the bedroom. The Mocha Stamina Training Unit was specifically designed to replicate the intense sensations of intercourse, which can help users increase sexual stamina, improve performance and techniques, and heighten and intensify orgasms. Patented SuperSkin feels just like the real thing. Easy to clean and store. Safe, non-toxic and phthalate free. Trial size lubricant included.