This Custom Dog Harness Vest Is Great For The Larger Dog. Not Only Does It Look Fabulous, But The Soft Girth And Chest Strap As Well As The Reflective Outline Keep This Extra-large Dog Harness Comfortable And Visible, Making It Great For Canine Sports, As Well As Leisurely Walking. We Also Sell An Extra-large Service Dog Vest For Working Dogs. harness Measuring 1) Front Measurement – From The Breastbone To The Middle Of The Back. 2) Girth Measurement – The Circumference Of The Dog At The Middle Of The Back. once You Have Your Measurements, See Dog Harness Size Chart : xl Dog Harness Vest – #1 Front 13” To 19” – #2 Girth 28” To 39” – Approximate Weight Range 65lbs To 80lbs – Breed Type: Great Dane, Bernese Mountain Dog, American Bulldog whats In The Box 1 Xl Dog Vest Harness 2 Removable Brilliantk9 Embroidered Patches colors: celebration crazy Hearts fototasmic galactic Splash mystic Moor optic Orange passion Fire red Rock Jaguar serengeti star Chief tribute tropic Treasure black Knight cobalt Blue cosmic Pink forest Green grape Purple lipstick Red neon Green neon Pink neon Yellow royal Purple safety Orange tahiti Blue