The harness has been constructed so that chafing or pinching is minimised, so your dog can be extremely comfortable without you having to worry. It\'s also made from super soft webbing and features an additional chest strap sleeve for ultimate comfort.Made from soft touch webbing - super soft, comfortable and durable Adjustable chest strap - to find the perfect fit One-click buckles - to easily get the harness on and offNeoprene chest strap sleeve - for extra comfort Reflective stitching - for increased visibility at night Stainless steel ring - for super strength and durability when attaching a leadMade from water resistant, non-rusting materialsID tag holder on the harnessSize: MediumSize Weight (kg) Neck (cm) Girth (cm)XS3-528-4638-46S5-1036-5646-55M10-1941-6955-67L19-3545-7967-84XL35+52-9056-97For best fit, measure the girth of your dog. The girth will take priority when selecting a size. (The girth being the area behind the front legs and around the body).Fitted Correctly, the harness should be snug on the dog and not too tight.