Gillette Date Codes were used from January 1951 until 2001. They are found in the top left and right corners on the underside of razor guards, both 3 piece and 1 piece models. The letter represents the year, found on the chart below, and the number 1-4 correspond with the quarter of the year.

What do the numbers mean on razor blades?

The higher the number, the closer the shave. It changes the angle and depth of the blade. the lower the number i.e. 1, the safer the shave. the higher the number i.e. 7, the closer the shave.

What do the numbers mean on Astra blades?

Welcome! The numbers mean nothing to the end user (as mentioned above). They are put there by the manufacturer as part of their quality control. The 4 circles are wax/glue spots put there by the manufacturer to prevent the blade from shifting in its paper wrapping.

How many times should you use a razor before throwing it away?

Gillette Venus has released a shaving tips section on their website explaining that disposable razors shouldnt be used more than five to 10 times before being tossed. Turns out that blades on razors are harvesting grounds for bacteria, raising the risk of an infection.

Can you use a disposable razor to shave pubic hair?

Safety Guidelines when shaving pubic hair: Reapply as needed. Use a new/sharp razor– DONT use a dull blade or disposable razor. Hold the skin tight with one hand and shave with the other hand. Avoid using too much pressure.

How do you know when you need a new razor?

The best indicator its time for a new blade is dullness. If your razor blade pulls at your hair, feels rough on your skin or you notice more skin irritation than normal post-shave, its time to replace it.

What happens if you dont change your razor?

1. Your Razor Gets Covered In Grime. The longer you hold on to your old razor, the more bacteria, dead skin cells, shaving cream, and hair crops up in there. That goes double if youre also not rinsing well in between strokes.