... . Length: 7” (174.5mm) b. Colors: 12, 24, 36 colors c. Shape: hexagonal d. Paint: painted as lead, e. Ends: end-cut ... , sharpened 2. Strength: a. Good water solubility b. Break resistant c. 100% treated wood d. good sharpenablility f. Paint: any other ... , 24, 36 Cardboard box b. 12, 24, 36 blister card c. Tin tube, PVC tube,Etc