0.5 [p50 gold standard]](0.5mm【P50金标款】) 0.5 [p50 classic]](0.5mm【P50经典款】) 0.7mm [p70 classic]](0.7mm【P70经典款】)

black 3 pcs(黑色3支) black 6 pcs(黑色6支) red 6 pieces(红色6支) blue 6 pieces(蓝色6支) black 3 red 2 blue 1(黑3红2蓝1) black 3 blue 2 red 1(黑3蓝2红1) 6 colors each 1 piece(6色各1支) black 5 red 1(黑5红1) 5 black 1 blue(5黑1蓝) black 4 red 1 blue 1(黑4红1蓝1) 4 black 2 red(4黑2红) 4 black 2 blue(4黑2蓝) 6 optional (contact customer service)(自选6支（需联系客服）) red 3 pieces(红色 3支) blue 3 pieces(蓝色 3支) blue and black 3 pieces(蓝黑色3支) black 1 red 1 blue 1(黑1红1蓝1) black 2 red 1(黑2红1) black 2 blue 1(黑2蓝1) 2 red and 1 black(2红1黑) 3 optional (contact customer service)(自选3支（需联系客服）) black single(黑色 单支) red single(红色 单支) blue single(蓝色 单支) blue and black single(蓝黑 单支) green single(绿色 单支) purple single(紫色 单支) bl-sg-5 black 1 piece(BL-SG-5黑色1支)