Tyre Michelin City Black/White 20 x 1 3/8 (37- 451)
Michelin City tyre for 20" wheels in width 37 ETRTO 451
Know your ETRTO
The ETRTO measurement refers to the width (37) and diameter (622)
Check your size
A 28" tire may have a different ETRTO, for example 622 or 635 and not be compatible.
If you cannot find the ETRTO, look for its equivalence
In this video you can see how to change a tire.
If you need more information on how to choose your cover visit this page