Kurgo Tru-Fit Crash Tested Dog Harness LIFETIME WARRANTY: Product comes with hassle-free Kurgo Lifetime Warranty against manufacturer defects when purchased new from authorized dealer CRASH TESTED & SAFE: Most broadly sold crash tested harness; crash tested at a university testing facility following child car seat standards; enhanced strength harness is crash tested for dogs up to 75 lbs. ADJUSTABLE & COMFORTABLE EVERYDAY HARNESS: Great everything harness for everyday use! Product is crash tested, includes no-pull D ring, has five adjustment points for customizable fit on dogs of all shapes and sizes, includes dog tether for car, and broad, padded chest plate for extra protection and comfort; that's why it's the most broadly sold crash tested dog harness in North America DOG SEAT BELT TETHER INLCUDED: Dog tether (seat belt loop with attached carabiner) is included and compatible with any car seat belt system and can also be used as a lead for training SIZING & FIT: Size X-Large is suitable for dogs up to 75-110 lbs.; with 24 to 35-inch neck, 28 to 44-inch chest; see size chart to the left for further details