Non-greasy and lightweight for delicate skin STRIVECTIN’s TIGHTEN & LIFT Tightening Neck Serum Roller is a must-have product for those seeking visibly firmer lifted skin. A combination of polymers and NIA-114™ technology (a patented part of the ProRetinol II family) helps noticeably improve wrinkles roughness and flaccid neck issue. Instantly tightens skin surface as it visibly firms and lifts the area with its innovative massage roller that glides on easily to more effectively tighten the appearance (or look) of neck and profile. Helps almost visibly lift for a more defined looking profile while also smoothing and hydrating your skin.