Our hydrolyzed collagen neck cream contains glycerin, mineral oil. It can tighten the facial skin, improve and tighten the neck, reduce wrinkles, stimulate skin renewal, fight wrinkles and delay skin aging, relax the neck, accelerate metabolism, accelerate skin aging, and grow long black neck lines. Its use method is very simple: wash your face, take an appropriate amount of cream in the palm, massage your face evenly with your fingers, massage until absorbed. Restores elasticity and hardness, reduces wrinkles, provides deep nutrition, moisturizes skin, and fights aging.