Here today, gone tomorrow, that's what our childhoods felt like. If you're feeling nostalgic for your younger days (and we know you are) maybe some retail therapy is in order. These 25 products make for great gift ideas, or a perfectly self-indulgent pick-me-up.1. Nagel The BookActionistEverything old is new again. This artist's cover for Duran Duran's album Rio made him an '80s icon, and the rest of his work in this art book is just as mesmerizing.Get it here!2. Mix Tape Memory StickSuck UKRemember making mix tapes to impress your crush? Curating a list of songs was