this review title is: arrived on time works good and the content is: received the nail file on time seems to work pretty well whole file is made of glass but very sturdy do not expect it to break under normal use i like the fact that i can just rince it in water wit a little bit of soap and it looks like new again.there are other information for this review, one is this reviewer did purchase it and the other is 0 people think this review is helpful.