Easy Walk Harness - Small Color: Black/Silver Small: 1/2" Width 15" to 20" Girth. Color: Black/Silver. The Easy Walk Harness is designed to gently discourage your dog from pulling while walking on a leash. It's easy to use, requiring virtually no acclimation period or specialized training. Unlike traditional collars, the Easy Walk Harness never causes coughing, gagging, or choking. A soft-but-strong nylon and 4 adjustment points provide maximum comfort and a reliable fit.