A fantastic ally that will save you from late nights or anytime you need to cover any imperfection. This is the full-coverage concealer. Rimmel The Multi-Tasker Concealer. It offers una Full coverage and allows you to cover everything you need to hide. It can be layered and the lightweight foundation formula glides on well and can be applied all over the face. It also resists rubbing and doesn't create any creases. una mask.