Size Guide

Collar

Size	Neck	Width
XS	22-30cm (8.6-12 inches)	1.5cm (0.6 inches)
S	28-43cm (11-17 inches)	1.5cm (0.6 inches)
M	33-51cm (13-20 inches)	2cm (0.8 inches)

Adjustable Harness

Size	Neck	Chest
XXS	24-32cm (9.4-12.6 inches)	28-38cm (11-15 inches)
XS	29-36cm (11.4-14.2 inches)	36-48cm (14-19 inches)
S	35-44cm (13.5-17.3 inches)	41-54cm (16-21.2 inches)