Chopsticks are marked with invisible ink, player can see numbers,code and suits on marked chopsticks. Description: There are some marks on the back of chopsticks. And you can see the marks clearly when wearing perspective glasses or UV contact lenses.it's suitable for entertainment,drawing lots and private games. Texas hold em cheat|marked cards playing cards china|poker scanner|contact lenses|cards cheat|invisible ink|omaha poker analyzer china|poker cheat|texas holdem |cheating iphone device|baccarat shoes cheat|copag cards cheat|bee marked cards|uv glasses lens| poker cheat|invisible ink and glasses