FITTING INSTRUCTIONS/SIZES: 14.8-12.6 inches Chest Girth . 9.4inches Neck Girth. COLOR:RED This harness is smaller than normal, Please compare the following detail sizes with yours before purchase. ENJOY YOUR WALK: Also very light weight with velcro and plastic clip closure and two heavy duty D-rings for added security. This safety harness gives you the confidence to walk your pet in the busiest of environments. These vests are for smaller dog breeds.Please do not purchase the harness based on the size of another manufacturer/designer.You have to take various measurements into consideration before you purchase this harness. Breathable air-mesh fabric to keep your dog cool and dry in the summer. Made out of 100% Polyester.