HOD HEALTH AND HOME Australia has been operating online and instore for 8 years. All products come with a 1 year warranty, fast shipping and special offers added to our site daily.. And Safe: The Dog Muzzle Is And The Nylon Neckband Is Easy To Wear And Install. There Is A Plastic Buckle On The Neckband To Prevent The Mouthpiece From Falling OffComfortable And Breathable: The Mouth Cover Is Made Of Breathable Mesh Material Which Makes The Dog Feel More Comfortable And Breathable. The Material Above The Nose Is Softer Than Other Mouth Covers. Nylon And Breathable Mesh Materials Can Reduce The Discomfort Of The PetProduction: The Use Of Muzzles Can Effectively Prevent Dogs From Biting Eating Dirty Food And Harming Other People. A Variety Of Sizes; The Dog Muzzle Has 6 Sizes To Choose From Which Can Be Adjusted To Fit All Dogs Including Puppies And Golden Retrievers. If Your Dog's Circumference Is Between The Two Sizes The Smaller Size Will Be More Suitable .Note: Most Dogs Are Not Suitable For Muzzles At The Beginning So We Need To Take Time To Allow Them To Adapt Patiently To MuzzlesNote: Please Measure What Size Your Dog Needs Before Placing An Order. Measurement Methods: Mouth Circumference: When Measuring Please Measure Around Your Dog's Nose. Mouth Length: The Length Of The Dog From The Bottom Of The Mouth To The NeckSize Chart: Xs-Puppy Circumference: 3.5-4.7 Inches / 9-12 CmS-Dog Circumference: 4.7-6 Inches/12-15 Cm Suitable For Pet Weight: 11.02-19.8 PoundsM-Dog Circumference: 5.5-7.8 Inches/12-15 Cm Suitable For Pet Weight: 22.04-37.47 PoundsL-Dog Circumference: 7-9.4 Inches/18-24 Cm Suitable For Pets Weight: 39.68-55.11 PoundsXl-Puppy Circumference: 8.6-11 Inches/22-28