PETTOM Dog Chain Collars Strong Iron Metal Dog Choker Silver Plating No Pull Pet Collar Chain for Medium Dogs Training Walking - M: Diameter 3.5mm Length 60cm by Amazon.co.uk

• Choke Chain Collar perfect for bouncy dogs training and walking, and definitely reduced the amount of dog pulls. If your dog is allergic to other collars, this choke chain is a ideal choice.

• Strong Metal Iron Material choke chain for dogs, Not Stainless Steel. The thick link dog choker with silver chrome plating to prevent rust and break. Note: It is normal for dog's sweat to corrode the chain after long time using.

• Durable Solid Dog Choke Collar L size is recommended to large breeds, like Boxer, Golden Retriever, Sprocker Spaniel, Mastiff, German Shepherd, Labrador and so on.

• Recommended used the dog chain during training, and not as an everyday type of collar. O ring diameter 3 cm(same size of 2 Rings) 100% quality guarantee. If size does not fit, just contact us for replacement.

• 3 Size for small and large dogs. S-link diameter 3.0 mm,Chain length 55 cm/21.65 inch; M-link diameter 3.5 mm,Chain length 60 cm/23.6 2inch; L-link diameter 4.0 mm,Chain length 65 cm/25.6 inch.