It sounds like you’re describing a pet dog coat or jacket that’s designed to fit medium-sized dogs. The term “One Size Medium 1811” likely indicates that the coat is…

How to Use the Pet Dog Coat Suit Jacket

Step 1: Prepare the Coat

• Remove the pet coat from its packaging.
• Inspect the coat for any defects or issues.
• Ensure you have the correct size (One Size Medium, 18 – 20 cm Chest).

Step 2: Introduce the Coat to Your Dog

• Allow your dog to sniff and inspect the coat to get familiar with it.
• Use treats to create a positive association with the coat.

Step 3: Put the Coat on Your Dog

• Gently slide the coat over your dog’s head.
• Align the coat so that the chest area fits comfortably.
• Secure any fasteners or straps if available, ensuring a snug but comfortable fit.

Step 4: Adjust for Comfort

• Check that the coat is not too tight around the chest and neck areas.
• Make sure your dog can move freely without restriction.
• Adjust the coat as needed for maximum comfort.

Step 5: Monitor Your Dog

• Observe your dog’s behavior to ensure they are comfortable wearing the coat.
• Remove the coat if your dog shows signs of distress or discomfort.

Step 6: Maintain the Coat

• Check the coat for dirt or damage after each use.
• Follow the manufacturer’s cleaning instructions to maintain the quality of the coat.