Schick Injectors

[Beardie]

As you are from the UK, your best blade options is: https://www.amazon.co.uk/dp/B001E6VHUQ/
And yes, you will want at least that many, as you will get hooked on injectors.
(If I had only 28 I'd start trembling)

That's brilliant thanks very much for that, I've added those to basket now
Oh wow, well I do tend to get collecting fever whenever i'm interested in anything (ask my long suffering partner ), so yes quite possibly I will want more.

 

[TobyC]

Those are fondly referred to as "Chicks".