loft alpha solid silicon supernova microchip stampSilicon is an overstable midrange with a low profile and a rounded edge which is super fits really well in the hand for both front and back hand throws. The significant stability makes your Silicon incredibly reliable, even in headwinds. In the beautiful Supernova version, you get a disc with a very special and unique pattern in the plastic. Each disc has its own unique characteristics and this edition comes with the special tech stamp.