I knew I was pushing the limits on those skinny tires designed for the streets, and halfway through the sand patch, my tires lost grip. I lost balance, and my bike started to skid. I was headed for ...

The Zebra rolls on 26-by-4-inch Kenda fat tires ... due to the knobby tires on a solid surface. But in the grass or dirt, that isn't an issue. In terms of handling, the bike cornered well and ...