white(白色) light gray(浅灰色) black(黑色) dark gray(深灰色) navy blue(藏青色) set 1 (5 white)(组合一（5白）) combination 2 (5 black)(组合二（5黑）) combination three (1 black +1 white +1 blue +1 light gray +1 dark gray)(组合三（1黑＋1白＋1蓝＋1浅灰＋1深灰）) combination 4 (2 black +2 white +1 light gray)(组合四（2黑色＋2白色＋1浅灰色）) combination five (10 free and 2 black)(组合五（10白送2黑）) combination 6 (10 black and 2 white for free)(组合六（10黑送2白）) combination seven (3 black +3 white +2 light gray +2 navy blue +2 dark gray)(组合七（3黑＋3白＋2浅灰＋2藏青＋2深灰）) combination eight (4 black +4 white +4 light gray)(组合八（4黑＋4白＋4浅灰）) combination 9 (15 free and 5 black)(组合九（15白送5黑）) combination 10 (15 black get 5 white)(组合十（15黑送5白）) combination 11 (4 white +4 black +4 light gray +3 navy blue +5 dark gray)(组合十一（4白＋4黑＋4浅灰色＋3藏青＋5深灰）) combination 12 (10 navy blue +5 dark gray get 5 light gray)(组合十二（10藏青＋ 5深灰 送5浅灰）) combination 13 (7 white +7 black +6 light gray get 10 navy blue)(组合十三（7白＋7黑＋6浅灰送10藏青）) combination 14 (20 free and 10 black)(组合十四（20白送10黑）) combination 15 (20 black get 10 white)(组合十五（20黑送10白）)

average size(均码)