Canny Colossus

Stops your large breed dog pulling on leash. Unique 'behind-the-head' design
Industrial fittings, buckle and strap to keep your dog safe
Does not yank your dogs head nor ride up into his eyes
Kind, safe, comfortable and effective
Suitable for breeds such as Newfoundland, St Bernard, Pyrenean Mountain Dog, Anatolian etc. The Canny Colossus is a simple dog training collar designed to stop your large breed dog from pulling on the leash and make walking him a pleasure. Comfortable, kind, safe and effective, its revolutionary 'behind-the-head' design makes it easy to fit and simple to use, transforming even the worst pullers into happy, well-behaved pets. No wonder the UK Pet Product Retail Association vo More »