ULTRA CHOKE FREE STEP IN REFLECTIVE DOG HARNESS  AMERICAN RIVER OMBRE ARUBA BLUE  ALL SIZES (Medium) Patented Choke Free Design. Strength tested to 386 Lbs. V Cut Patented technology for better contoured fit 3 inch straps allow for greater adjustment. Velcro Closure with buckle snap and leash D-ring. Designer color blended. Bonded materials for long lasting wear. Please see images for sizing chart. Measure your pet according to size shown for proper fit.