[bullet/0.5mm] strong and durable(【子弹头/0.5mm】坚固耐用) [syringe heads/0.5mm] smooth writing(【针管头/0.5mm】书写顺滑) 0.5 syringe head +0.5 bullet/mix and match(0.5针管头＋0.5子弹头 /混搭装)

24 black [affordable recommendation]](24支黑色【实惠推荐】) 20 black [pen container for free]](20支黑色【送笔筒】) 12 black [hot sale in the whole box]](12支黑色【整盒热卖】) 6 black(6支黑色) 3 black(3支黑色) 1 black [mini set]](1支黑色【体验装】) 12 red(12支红色) 12 blue(12支蓝色) 24 red(24支红色) 24 blue(24支蓝色) 3 red(3支红色) 3 blue(3支蓝色) 6 red(6支红色) 6 blue(6支蓝色) 2 black +1 red(2黑＋1红) 1 black +1 red +1 blue(1黑＋1红＋1蓝) 3 black +3 red(3黑＋3红) 4 black +1 blue +1 red(4黑＋1蓝＋1红) 8 black +2 red +2 blue(8黑＋2红＋2蓝) 10 black +1 red +1 blue(10黑＋1红＋1蓝) 10 black +2 red(10黑＋2红) 16 black +4 red +4 blue(16黑＋4支红＋4支蓝) 6 needle heads +6 bullet heads/black(6支针管头＋6支子弹头/黑色) 12 pcs needle head +12 pcs bullet/black(12支针管头＋12支子弹头/黑色)