... Buy. Since the anderenGgrößen per blade are more expensive. Marketing spares nothing, not even in Gilette. I use the Mach 3 always Erstrasur - NEM 3-day beard, even if he is as weak as my, the 4-blade stuff from Gilette not recommended because snagging the hairs. I think 3 blades are optimal, but I fear that the die eventually - except, some people remain loyal to the gap and have the courage to leave gaps - they say not so? (Between the blades, so they do not clog). Thus, for a slightly thicker hair rinse. For fine tuning you can then yes Proglide take still, but not for the classic Schimanski-Bart ... Think about me, to hoard a certain stock, just before the 8-Mach 3 are so expensive that they will gladly swiped at the supermarket and are only at the box office or locked away, similar. as with cigarettes!