If you follow a lot of skincare experts on social media, I imagine you’ll have seen a lot of different facial rollers being used as part of their skincare routine. Facial rollers have become very popular in the last two years, and they’ve become a lot more mainstream. You used to have to purchase them from specialist skincare retailers, but you can pick them up in pretty much any drugstore now. They were originally all made with jade, but many of the cheaper rollers are made to look like they’re jade or quartz, but they’re a cheaper stone designed...