Does anyone use dogmatic head collars ?

Does anyone use dogmatic head collars ?

• They're rated much higher than Halti..
• For many people they work instantly
• They don't ride into the eyes like haltis can
• And they are more durable
• Excellent for dogs that pull , or when you need that extra bit of control

I've given up market trading and got a few available if anyone is searching for one
I've got fabric and faux leather , and all sizes from 1 to 8 (especially 8 lol, I've got lots of those that's St. Bernard / Newfoundland size)

They go from size 1 (toy poodle) up to 8 (Newfoundland (