Size:
S:35cm-40cm Neck
M:40cm-50cm Neck
L:50cm-60cm Neck

Collar Size: 500mm*25mm*2.5mm
Leash Size: 1.2m *25mm*2.5mm
( The length of size could be adjusted longer or shorter )

S:30cm-40cm Neck
M:38cm-50cm Neck
L:48cm-60cm Neck