三色圓珠筆，筆芯顏色：紅藍黑。
書寫流暢。
多種書寫尺寸：0.5/0.7/.10mm。
握感舒適。
3-color ball pen 0.5/0.7/1.0mm
Three colors(black,blue,red)convenience in one pen
Perfect for recording data in different colors
Particularly smooth writing performance.
Available in 0.7 mm,1.0 mm medium and 0.5 mm fine point
Cushion grip comes in assorted colors.
