Waboba Sink or DrinkPlay beer pong without a table. Sink or Drink is a beer pong game that hangs on the back of doors, and features sleeves to hold cups. Complete set includes 10 party starter cups, 2 pong balls, and door hangers. Hang it, play it, sink it! #doorpong Holds 10 cups Features pocket for balls Rolls up with shoulder strap Versatile to hang anywhere with a hook Intended for legal drinking adults