john pike watercolor palette plastic palette john pike consistently considered the artist's top choice, this is the original plastic palette created and patented by world-renowned artist john pike in 1960. the original john pike palette is large � 15" x 10-1/2" x 5/8" � with 20, 1-1/2" paint wells. - original john pike palette - 15'' � 10-1/2'' � 5/8'', 20 paint wells