Double Edge Razor blades are the standard and traditional type used in vintage and modern Safety Razors
Astra Superior Platinum Razor Blades are the industry standard in comfortable and sharp razor blades preferred by traditional wet-shavers the world over.
Please discard used razor blades thoughtfully.
Sharpness: 8.5*
Comfort:9*
* These ratings are of course subjective and based on my experience with the blades.
They are here merely as a point of reference.
Con, The Stray Whisker