size

imperial

metric

Super Mini

10 in - 3/8"

25cm long 10mm wide

Mini

13 in - 5/8"

32cm long 15mm wide

Small

15 in - 5/8"

38cm long 15mm wide

Medium Small

18 in - 3/4"

45cm long 20mm wide

Medium Large

22 in - 1 1/4"

55cm long 32mm wide

Large

26 in - 1 1/4"

65cm long 32mm wide

Lead Small

43 in - 5/8"

110cm long 15mm wide

Lead Large

43 in - 3/4"

110cm long 20mm wide

The length measurements are given from the tongue of the buckle to the tip of the collar.

    First hole for Super Mini size is at 17.5cm from tongue of buckle and last hole at 24.5cm
    First hole for the Mini size is at 22cm from tongue of buckle and last hole at 28cm
    First hole for the SM size is at 25cm from tongue of buckle and last hole at 33cm
    First hole for the MS size is at 33cm from tongue of buckle and last hole at 41cm
    First hole for the ML size is at 40cm from tongue of buckle and last hole at 50cm
    First hole for the LG size is at 50cm from tongue of buckle and last hole at 60cm