This adjustable dog Cat Harness is made of nylon and comes with a leash for added convenience. It is suitable for small pets like cats, puppies, dogs, and pigs and can be used in all seasons. The harness is available in XS, S, and M sizes, with recommended weights of 0-1.5kg, 2.0-4.0kg, and 4.0-7.5kg respectively. The package includes 1 leash and 1 harness. Please note that there may be slight color differences between the website photo and the actual item due to lighting and monitor settings. Additionally, please allow for a 1-2cm manual measurement error.