The Slick Oil Absorbing Volcanic Roller by Dreambox Beauty - VOID is a lifesaver for those dealing with hot weather and sweaty faces. Jessica, the reviewer, explains that she typically gets oily in her T-zone, nose, chin, and forehead. This roller, made with volcanic clay, is super cool and easy to use. The ball rolls smoothly and effectively soaks up all the oil on the face. One of the best features is that it is reusable. After use, simply cleanse it with your regular face cleanser, let it dry, and it's good to go again. Overall, this product is a convenient and effective solution for combating oiliness throughout the day.