Bicycle Inner Tube Patches Now

Before putting the tube back in, run your fingers carefully along the inside of your tire. If the thorn, glass, or wire that caused the flat is still stuck in the tire, it will pop your newly patched tube instantly. When to Toss the Tube

Here is everything you need to know about bicycle inner tube patches. The Two Types of Patches Bicycle Inner Tube Patches

Pump some air into the tube. Listen for a hiss or feel for airflow. If you’re at home, submerge the tube in water; a stream of bubbles will pinpoint even the tiniest "slow leak." Before putting the tube back in, run your

Spread a thin, even layer of the fluid over an area slightly larger than the patch. Wait 2–3 minutes. The fluid needs to be "tacky" or nearly dry to the touch before you apply the patch. The Two Types of Patches Pump some air into the tube

Not every tube can be saved. Replace the tube instead of patching it if: The hole is on a seam. The damage is at the base of the valve stem.

The cut is a long "snake bite" (two parallel slits caused by hitting a curb). The tube is already covered in more than 3–4 patches.