Vinyls What Were The CDs The Size Of Vinyls Called That Were Popular Back In The 90's For About A Year?

What were the CDs the size of Vinyls called that were popular back in the 90's for about a year? - vinyls

I remember at school that looked exactly like the CD, but had movies on, and they were as big as vinyl. Did not last long - only about one or two years - but can not find it on Google and Drving ME MAD!