Please select the age and size of your dog and you will get the age in years of humans

3 months Small or Medium 4 months Big or Extralarge 9 months Small or Medium 8 months Big or Extralarge 1.5 years Small or Medium 1.5 years Big or Extralarge 2.5 years Small or Medium 2 years Big or Extralarge 3.5 years Small or Medium 2.9 years Big or Extralarge 4.5 years Small or Medium 3.5 years Big or Extralarge 5.5 years Small or Medium 4.5 years Big or Extralarge 7 years Small or Medium 5 years Big or Extralarge 8 years Small or Medium 6.5 years Big or Extralarge 9 years Small or Medium 7.5 years Big or Extralarge 10.5 years Small or Medium 8.5 years Big or Extralarge 11.5 years Small or Medium 9.5 years Big or Extralarge 13 years Small or Medium 11 years Big or Extralarge 14 years Small or Medium 12 years Big or Extralarge 14.5 years Small or Medium 13 years Big or Extralarge 15.5 years Small or Medium 14 years Big or Extralarge 16.5 years Small or Medium 15 years Big or Extralarge