Martor SOS-Cutter No. 537
http://www.martor.com/first-aid-cutters.html


Also worth looking at:
Mini-Salvex No. 536
Ruck-Zuck No. 55337

Martor is available from Germany or USA
The link I gave above is German, here is the one for USA
http://www.martorusa.com/
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May set off to explore without any sense of direction or how to return.