Extending the life of your razor may not be as hard as you think. Basically, all you need is an old pair of jeans — run “the razor along the entire length of the jean for 10-20 strokes.” This technique “tends to knock off the fine burrs that may be on the blade for a really sharp edge.” Video after the break.

If you’ve ever tried this method (or a similar one), let’s hear how it worked out for you in the comments.

[via LifehackerInstructables]