S: Bandwidth: 1.0cm, length: 120cm, bust adjustable range: 20-34cm (manual measurement, there is 1-3 cm error)

Suitable for dogs under 8 kg

M: bandwidth: 1.5cm, length: 120cm, bust adjustable range: 34-45cm (manual measurement, there is 1-3 cm error)


Suitable for dogs under 15 pounds