big gimmick [SEP] it is a waste of money i received it yesterday in the mail now i have long thin hair i have tried it and kept snapping shut as i was rolling my hair in a bun reminds me of an item similar to the snap bracelet then when i tried to unroll my hair it started pulling my hair save your money it not worth the hassles if it was not for the pictures on the package i would never know how to use it description and instructions are in the chinese language i would not recommend this not a good item use for hair i ended up throwing mine away rips easily i would not recommend to any my friends they are cheap and horribly made