Mine have arrived, I've got:
C48, Red, 2.0mm (uncut weight 67.40g)
C53, Black, Ultramax (uncut weight 75.42g)
As Sherwin mentioned, they're hardly tacky. Less than any Rakza Z I've ever had, less than D09C, and a little less than Hybrid K3 (my sheet of K3 wasn't very tacky). The only rubber...