Bamboo Finger Traps (12 Pack) Assorted Colors. Dont get stuck in these bamboo Finger Traps! A funny party favor prank or a classic gag gift, these 5" finger traps come in a rainbow of festive colors. Perfect to use at your next birthday or Chinese New Year party, drop them in your goody bags or better yet, set them out on your party tables and watch as your guests get themselves into a real bind! (1 dozen per unit)