The Julius-K9 Harness is an ergonomically designed and robust harness, originally developed for professional use for Austrian emergency and police dogs. The surface of the harness is scratch-proof and water-resistant, perfect for adventurous dogs that love to roam through shrubs and wilderness. Featuring breathable cotton lining, the harness is gentle on the skin. With adjustable chest and belly straps you can ensure the harness fits comfortably on your dog. Key Features Extra robust Breathable and skin-friendly inner lining Fully adjustable Fluorescent lettering and reflective stripes Robust handle, fixed with hook and loop fastening Lamp holder from size 1/L Attachable labels separately availableSize Guide: X-Large: 71-96cm Large: 66-85cm Medium: 58-76cmChoosing the right size dog harness: The girth ( the largest part of the ribcage) of the dog is measured about 4 fingers (2inches) behind the front legs where the belly strap will go around.