Featuring safer & more secure Quadlock Buckle. Quadlock - the safest buckle for your pet! Our new Quadlock Buckle is stronger, safer and more secure than any other side release buckle. Engineered with 4 locking points (twice as many as regular buckles), the Quadlock Buckle snaps into place with an audible click to indicate it is fully locked in. This collar fits most large dog breeds including: Akita; Alaskan Malamute; Boxer; Bulldog; Collie; Doberman; German Shepherd; Great Dane; Great Pyrenees; Labrador Retriever; Rottweiler; St. Bernard; Schauzer - Giant. Ruffin' it collars, leashes, and harnesses offer the following features: The softness and strength of quality materials; Solid cast hardware; Skilled craftsmanship. Westminster Pet Products - a family company. Made in China.