2 - 32 x 52 old cardboard ones
2 - 18 x 24 self-healing
1 - 12 x 18 self-healing
1 - 12 x 12 ironing/pressing
1 - 17 x 17 rotating self-healing
1 - 6 x 8 self-healing
1 - 6 x 8 white plastic
I use them all depending on what I am doing and where I am doing it.
I would like a larger self-healing but I don't have a table that I can keep set-up for cutting, yet! lol