The Sefralls Retinol & Vitamin C Facial Serum Set includes two 1 fl oz bottles of facial serum, one containing retinol and the other containing vitamin C. The products are designed to moisturize, firm, refine pores, and calm the skin, making them suitable for all skin types. With ingredients like glycerin, niacinamide, and hyaluronic acid, these serums provide active benefits such as reducing fine lines and improving skin tone. The set is unscented and formulated to be used on the neck and face, offering a comprehensive skincare solution for both men and women.