Noseband, like halti. Prevents draws and simplifies training. With a noseband can easily control the dog's head and break what it looks at.
Available in 5 sizes.
1: Border Terrier, West Higland White Terriers, etc.
2: Beagle, Border Collie, etc.
3: Boxer, Dalmatin, Dobermans, etc.
4: Rottweilers, wolf dog, etc.
5: Bloodhound, st berhardshund etc.