This depends on your dog's neck size. Our sizes range from S to L and from 25-60cm circumference. The small size comes with a single band while M and L come with a double band. Simply measure around your dog's neck where his current collar sits and compare the measurement to our sizing chart.

Yes, this collar is adjustable.

Yes, the small size is suitable for puppies (no toy breeds).

You can contact us through our contact page! We will be happy to assist you.