So I was long looking for a rugged USB flash drive because I did not appeal the suspension of various products and this usually udgl only by a simple eyelet. were secured. The DTSF9 16GB of Kingston seemed to me best, because its metal casing had no extra-mounted bracket udgl that could bend or easily solved, but a compact case with "integrated hole". The case still hangs on a key chain, but not the content, because the memory chip was lost ... just fell out ... untraceable ... such a Sch ... More need not be said