Obagi Elastiderm Eye Serum is a targeted serum with bi-mineral complex and malonic acid for firmer, smoother-looking skin around the eyes, plus caffeine to help minimize the appearance of under-eye puffiness. The innovative stainless steel rollerball applicator in Obagi Elastiderm Eye Serum provides a soothing effect and optimized delivery of the Serum to assist in improving the appearance of puffiness under the eye.