Brand from South Korea: DERMATORY. Benefits:A premium neck cream enriched with Retinal that help erases fine line on neck in 2 weeks with rich collagen.It contains Vitamin A low-molecular-weight Collagen to improve skin elasticity to refine wrinkles.It contains liposomized Retinal, Collagen Spicule to deliver rich nutrients on skin directly and safely.Helps remedies puffy face with the attached U-Line GuaSha roller to firm up any area that need lifting effect.Passed Skin Irritation Test, suitable for sensitive skin to use.How to use:1. At the last step of skincare, gently roll on neck, jaw, and decolletage areas that require wrinkle and swelling care.2. Apply by finely rolling on forehead, lip area and glabella that requires intensive wrinkle care.