black(黑色) white(白色) light gray(浅灰) dark gray(深灰) black + white(黑色＋白色) black + light gray(黑色＋浅灰) black + dark gray(黑色＋深灰) white + light gray(白色＋浅灰) white + dark gray(白色＋深灰) light gray + dark gray(浅灰＋深灰) color mixing(混色) color matching silicone (color mixing)(拼色硅胶款（混色）) dog style (mixed color)(狗狗款（混色）) letter n(字母N款) short black, white and gray mixed color(短筒黑白灰混色)

[buy 10 pairs and get 10 pairs free] total/20 pairs(【买10双送10双】总共/20双) [buy 5 pairs and get 5 pairs free] total/10 pairs(【买5双送5双】总共/10双) [buy 3 pairs and get 2 pairs free] total/5 pairs(【买3双送2双】总共/5双) [buy 2 pairs and get 1 pair free] total/3 pairs(【买2双送1双】总共/3双)