As with crystal, this style out stand.Meantime with metal shell, it own a another advantage-durable.It would be the best choice of promotion gift.Fashion make us never out of date, why we do not own this fashion style.

1)material:jewelry
2)style:gita
3)easy to carry
4)capacity:64MB-32GB
5)High-speed transmission
6)USB spec1.1/2.0, supports USB Full-speed / High-speed transmission