Sizing Chart For Double Handle Leash:

Mastiff (175-190 lbs.; 27-30" tall)

St. Bernard (120-200 lbs.; 25-28" tall)

Great Swiss Mountain Dog (135 lbs.; 23-28" tall)

Newfoundguseland (110-150 lbs.; 26-28" tall)

Great Dane (100-120 lbs.; 28-30+" tall)

Irish Wolfhound (105-120 lbs.; 30-35" tall)

Bullmastiff (100-130 lbs.; 25-27" tall)

Great Pyrenees (90-130 lbs.; 26-32" tall)

Komondor (80-135 lbs.; 26-35" tall)

Bernese Mountain Dog (80-120 lbs.; 23-27" tall)

Portuguese Watchdog (95-110 lbs.; 30" tall)

Alaskan Malamute (85-125 lbs.; 23-28" tall)

Rottweiler (90-110 lbs.; 23-27" tall)

Akita (75-110 lbs.; 24-28" tall)

Bloodhound (80-110 lbs.; 23-27" tall)

German Shepherd (75-95 lbs.; 22-26" tall)

Doberman Pinscher (65-90 lbs.; 24-28" tall)

Giant Schnauzer (65 -105 lbs.;26-28" tall)

Weimaraner (70-85 lbs.; 22-27" tall)

Rhodesian Ridgeback (65-85 lbs.; 24-27" tall)

Old English Sheep Dog (60-90 lbs.; 22-24" tall)

Golden Retriever (60-80 lbs.; 20-24" tall)

Labrador Retriever (55-80 lbs.; 21-23" tall)

For The BIGGEST BIG DOGS when wearing a collar have your 1st handle in very close.