anyone have experience with Fred Perrin or other "Trifolder" knives??

This little “trifolder” looks pretty nifty. They have two sizes that I can find. Looks like this may be EU friendly?

Anyone have any experience with anything similar?

http://www2.knifecenter.com/item/FRDMK114/fred-perrin-le-pititri-trifolder-1-34-440c-plain-blade-stainless-steel-handles

Interesting design. They don’t look very safe to close though: