ARTICULATING PAPER, BLUE/RED 65 MY
Double Check, with blue and red colour on opposite side of the paper and with finger grip.

in 3 shapes:

No. 1010 - Horseshoe, Box with 6 books of 12 sheets
No. 1011 - Straight, Box with 12 books of 12 sheets
No. 1012 - Curved, Box with 12 books of 12 sheets