Practice makes perfect, especially in the bedroom. The Stamina Training Unit Butt 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.Are you training for a marathon that will keep you up and running for hours at a time? Or maybe youre looking to push yourself and power through your stiff competition with unbridled strength? Either way, the Stamina Training Unit by Fleshlight is the perfect accessory. Just like your college track coach, our device will train you long and hard for any race you want to compete in. The Stamina Training Unit amazingly replicates the sensations of sexual relations and forces you to be better in bed something you may have fantasized about the hot track coach teaching you as well.