I am using sandisk it is average pendrive not so much good as I expect from sandisk world number storage company speed is nice its speed upto 28mpps but not eberytime you get same speed wharever no service center in agra customer care is ok ok
but amount of sandisk is good it is giid for normal use but not for office use my two pendrive already broken due to handings n plastice
but if u want for daily use just go n buy but never for office use