If you notice that after you shave your face feels irritated or there are razor bumps and marks, this is a sign you should change the blades before you shave again. [3] X Expert Source Woody LovellProfessional Barber Expert Interview. 28 January 2020. Never test the the blade on your hand, you can cut yourself or damage the razor if it isn’t already dull.

There are a few different types of safety razors, and the blade comes out differently on some of them. Pay attention to the head of the razor as you’re twisting the handle. Be careful not to tip the razor on its side or hold it upside-down. The razor can fall out of the head easily in those positions.

When you remove the blade, you can recycle it to reduce waste!

If you don’t have a holder or cartridge for your extra blade, be very careful when handling the blade.

Some handles will lock into place once the head is completely secure, but most will not.