Mask Coloring Book Rudy the Reindeer - Tear out and put on the fun mask in this coloring book and you can pretend to be one of Santa's special helper's just like Rudy the Reindeer. Rudy's most important task is to help Santa deliver toys to all the children across the world on Christmas Eve. Complies with ASTM, CPSIA. 8" W x 10 1/2" H