Don't know what color they're considered but I have "bronze" tint on my rear windows. There's a local guy here that sells these all the time for $80 each. Kinda pricy but very convenient for me. I just bought the small side door pop out window the other day. All of my windows open now.
2005 E350EB, 6.0, UJOR 6" lift, 35" tires and more.