Twin Backpack System News Today

Patti ann: you have to wear it though in a backpack. youre wearing one right now. can you show us how that works? and is it cumbersome if youre doing downhill skiing? >> not at all. its a backpack system. very similar to what anybody would wear for a regular backpack. incorporated in hit is a balloon system that inflates and increases your own all volume that helps keep you on top of the snow. it adds 3.5-pound to the average-weight of a backpack. patti ann: its a twin backpack system, there are...