ZEBRA CLICKART Knock-Type Water-Based Color Pen - Brand: ZEBRA - Model: CLICKART - Colors: 12 color set x 3 - Type: LT (Light Color) ST (Standard Color) DK (Dark Color) - Retail Price: 4,752 yen (tax included) 90% are new and unused. The used ones have been used about 3 times. Case has dirt and bending (see photo 8). Pen bodies have slight yellowing (see photo 9).