Important: This listing is for the L Black muzzle. Please check the product description or the training video in this listing to learn how to introduce a muzzle to your dog. Some dogs may be anxious at first, and following the training steps can help them adjust safely. Sizing and fit To choose the right size, measure the circumference of your dog's snout and neck. See the second picture for the sizing chart. If you are between two sizes, the smaller size is typically the better fit. Please double check measurements before to ensure a secure and comfortable fit. Key benefits Helps dogs accept wearing a muzzle through guided training, reducing stress during initial use. Adjustable design to align with different breeds and body shapes, providing a secure fit. Durable, quality nylon construction that withstands daily wear while remaining comfortable for your dog. What makes it reliable Function: provides a muzzle solution suitable for training, safety during vet visits, grooming, and other situations requiring temporary muzzle use. Compatibility: available in multiple sizes to accommodate a wide range of breeds. Material and comfort: made from sturdy nylon that balances durability with comfort for long periods of wear. Performance: designed for daily use with attention to fit, security, and ease of use. Practical use scenarios Training and acclimation: follow the included guidance videos to teach your dog to wear a muzzle calmly at home, easing the transition for veterinary or grooming sessions. Vet visits and grooming: use the muzzle to keep both your dog and staff safe during examinations, nail trims, or restraint required procedures. Outdoor activities: temporarily muzzle your dog during encounters with other animals or during risk situations on walks or in busy areas. Notes This description reflects the L Black muzzle's purpose, sizing guidance, and material quality. Refer to the size chart in the second image for precise measurements and ensure a proper fit before use.