Size
Junior Small	49cm (19.3in) - 50cm (19.7in)
Junior Medium	50cm (20.1in) - 52cm (20.5in)
Small	53cm (20.9in) - 54cm (21.3in)
Medium	55cm (21.7in) - 56cm (22.0in)
Large	57cm (22.4in) - 50cm (22.8in)
X Large	58cm (23.2in) - 60cm (23.6in)