I am using sandisk 16gb its working very well its color is very attrective it is very good its processing is fast but the logo of this pendrive fadded color of this pendrive has move and faded I am using 16gb since 4years packing is good its very strong I store all my data in pendrive services of sandisk is very good and product is easly available.price combination is good me and my family use this pendrive for store and tranfer data some times I feel hanging problem on this pen drive I feel safe to store data in this pen drive .