Type:Stainless Steel Large Dog P Choke/Check Chain Collar 18" 20" 22" 24" 26" long Material:Stainless steel Color:Rose Gold Features: Never rust:Water resistant,weather resistant ,will not fade Stunning dog necklace:Nice looking,add a touch of class at the dog show Perfect training collar:Large fully-welded O-ring very easy for leads attaching Fit for Medium and Large Dog Breeds Training Control,e.g.Border Collie,Bull Terrier,Pitbull,Boxer.Doberman,Golden Retriever,etc Package Include:1x Dog Chain Collar Neck for Diameter 18"(45cm)3mm 20"(50cm)3mm 22"(55cm)3mm 24"(60cm)3mm 25"(62.5cm)3mm Rose Gold Dog Collar P Choke/Check Chain Necklace Pet Show Collar Training Slip Dog P Choke Chain Collar Type:Stainless Steel Large Dog P Choke/Check Chain Collar 18" 20" 22" 24" 26" long Material:Stainless steel Color:Rose Gold Features: Never rust:Water resistant,weather resistant ,will not fade Stunning dog necklace:Nice looking,add a touch of class at the dog show Perfect training collar:Large fully-welded O-ring very easy for leads attaching Fit for Medium and Large Dog Breeds Training Control,e.g.Border Collie,Bull Terrier,Pitbull,Boxer.Doberman,Golden Retriever,etc Package Include:1x Dog Chain Collar Neck for Diameter 18"(45cm) 3mm 20"(50cm) 3mm 22"(55cm) 3mm 24"(60cm) 3mm 26"(65cm) 3mm Instructions Step 1: Take the chain aim at the O ring. Step 2: Let the chain to through the O ring. Step 3: Adjustable the length according the dog neck size Note: Please measure the neck size of your pet before ordering.That's important! Please allow 0.5-1 inch(1-3cm) error due to manual measurement.