One/Size Oil Sucker Extreme Mattifying Alkaline Primer is a specialized face primer designed to combat excess oil and create a matte finish. This alkaline-based formula helps control shine while providing a smooth base for makeup application. Key features: • Extreme oil control formula • Alkaline-based technology • Creates matte finish • Helps makeup last longer • Smooths skin texture • Controls shine throughout the day The product comes in a sleek white tube with red accents featuring the One/Size branding. The alkaline formulation helps neutralize excess oils on the skin's surface while creating an optimal base for makeup application. For best results, apply a thin layer to clean, moisturized skin before makeup application.