Hot Wheels Classics is an annual line of Hot Wheels cars first released in 2005. They are marketed towards adult collectors and were originally priced around $3.99 (USD). Each car features a metal base and is released in several different Spectraflame colors. Series 1 was released in 2005, series 2 in 2006, series 3 in 2007, series 4 in 2008, and series 5 in 2009.