I bought 200 of them a while back and have been shaving with them exclusively - I find that they are excellent for the first and second shave with my fatboy - but the third use always leaves me irritated, i'm thinking of just using them twice which is still very cheap
for the other comparisons in this thread, I rank them above the personna reds, crystals and derbys that i've tried
for the other comparisons in this thread, I rank them above the personna reds, crystals and derbys that i've tried