This muzzle is wrapped in ballistic nylon and built to last.  The inside of the muzzle cage measures 3" on top and 4.5" on the bottom.  Straps are both nylon reenforced and adjustable.  Pure brass hardware treated with a high resistance to scratching black pvd. The  Muzzle fits most Mals, Dutchies, labs and shorter snout Shepherds.