PMD recommends measuring the spot you'd like to place your tag and compare to the sizing chart below prior to purchasing.

Large Rectangle: Approximently 9.75in long x 3.1in tall

Medium Rectangle: Approximately 7in long x 2.25in tall

Large Oval: Approximately 5.5in long x 4in tall

Small Rectangle: Approximately 4.8in long x 3.25in tall

Small Oval: Approximately 3.5in long x 2.5in tall

Mini round: Approximately 2 1/4in in diameter