[a] 2.3.5.6.8.9 color number (regular) [b] 3.5.6.7.9.11 color number [c] 1.2.4.8.10.12 color number [d] 2.5.6.8.9 color number (5 opp bags) [4 opp bags] 2.5.6.9 color number [3 opp bags] 2.5.6.9 color number

small watercolor pen