Who doesn’t enjoy kids absolutely ripping it up on bikes? Curmudgeons, that’s who. Look at this, unless you’re a curmudgeon:

(No video? Try this link).

The Mallen Twins are from near Salt Lake City in Utah, and you can see way more on their instagram.

Alex and Luke Mallen

Alex and Luke Mallen
Alex and Luke Mallen are just 9 years old.