Presco Handi Flagger Roll Flagging Tape Dispenser @ FindTape
Wolfpack Flagging Tape Dispenser | Curtis - Tools for Heroes
Amazon.com: Presco Printed Flagging Tape: 1-1/2 in. x 50 yds. (Neon Pink with Black Dot Icon And "ESCAPE ROUTE" printing) [NON-ADHESIVE] : Industrial & Scientific