하이테크나플러스펜,피그마펜(Pigmentink)라고도불려지고요,(얇은두께일수록조금더비싸져요...1.0,0.7,0.5,0.3,0.05,0.03등여러가지굵기가있어요)
당신은 어느 그룹입니까?