The Riversol Serum anti-age is a unisex, all-skin-type day and night treatment formulated as a serum. With a volume of 2 fl oz, this product is designed to combat aging and is suitable for application to the face. The brand, Riversol Serum, is known for its age-defying formula, making this product a great addition to any skincare routine. With a period after opening of 12 months, the serum is fresh and ready to provide benefits to the user's skin.