Team Tamarack Mountain Bike Racing World Resouces

Is it possible to get a flat tire on a mountain bike even WITHOUT running over glass,nails,etc…?

Or WITHOUT someone jabbing a knife into it?

Sure. The tube could be old or defective. You can hit a rock or whatever and blow the tube. There can be something inside the rim that does damage to the tube.

How to Fix a Flat Slashed Tire with Sticky Tape