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THAT-vest- every bike should wear. it could and will one day save your life. because one thing is for sure, you have only ONE. Live, that is...

This - gadget- is something very similar to the -avalanche rucksack- most tour skiers have now in the alps when going alone or maybe in a small group where there are not too many people. saved already numerous lives. something like that for instance. https://www.youtube.com/watch?v=eBDueOWFPk8