Large Breeds: Akita; Alaskan Malamute; Bloodhound; Boxer; Bulldog; Collie; Doberman; German Shepherd; Great Dane; Great Pyrenees; Labrador Retriever; Rottweiler; St. Bernard; Schnauzer - Giant. Ruffin' it collars, leashes and harnesses offer the following features: The softness and strength of quality nylon; Solid cast hardware; Skilled craftsmanship. Westminster Pet Products - a family company. Made in China.