This is a new, never-used Biothane Custom-Made Open Nose Muzzle from Khaos Kollars Pink/Gray straps, Silver rivets Ordered online (waited a long time because they're made to order) Size is Medium (25-50 lbs) For reference, this was made for an Australian Shepherd (measurements: 4" snout, 12" open mouth circumference, 19" neck) Note: This style does not have a forehead strap. It is open-nose. Biothane muzzles are not recommended for bite prevention. * Custom Level 1 Open Nose Biothane Muzzle* *Made of Strong, durable waterproof Biothane *Adjustable Side and buckle straps for proper fitting *Open nose that allows your dog to better sniff their surroundings *Each strip is .5" wide * Muzzles are made to ensure enough pant room to keep your dog comfortable.