This set is a piece of junk! Whatever material it is made of easily breaks apart, bends unnaturally, and doesn’t actually function in the way of a promise. My set lasted for six weeks, and I used it about four times. I would return it if I could.It’s total junk, and if you care about your skin, keep these products away from that. The last time I used one of the tools, it bent so hard that it snapped and pierced my skin — and I wasn’t even using much pressure.This product should probably be illegSee full review