Size Selection Reference:

S Bust: 34cm  Neck: 24cm  Reference Weight 1.5-2.5 kg,
M Bust: 39cm  Neck: 30cm  Reference Weight 2.5-4 kg,
L Bust: 46cm  Neck: 34cm  Reference Weight 4-6 kg,
The traction rope is 1.2M long and 1.5cm wide.