Sevylor Boats Is My Friend Putting His Life At Risk In One Of These Boats?

Is my friend putting his life at risk in one of these boats? - sevylor boats

http://www.intexcorp.com/boats_lake_excu ...
Tour of 4 or 5
http://www.intexcorp.com/boats_lake_seah ...
Seahawk 400
http://www.sevylor.com/dyn_prod.php?p=ST ...
or
Sea Eagle 9
http://www.cabelas.com/cabelas/en/templa ...

I think it well in a pool or pond. Great Lakes, rivers, where it can bear found in waters deeper than she, a distance of more than 100-200 'coast, and it is exposed boats are, and / or commercial navigation could be trouble. What do you think. Thank you.