Viral beauty hacks, including the 'frozen beauty blender' and 'tape eyeliner,' are popular on social media, but their effectiveness is debated. The frozen beauty blender method involves chilling a damp makeup sponge to potentially achieve smoother foundation application, reduced pore appearance, and longer wear by calming skin and minimizing shine. While some users report improved makeup evenness and reduced redness, potential downsides include stiffness and discomfort on sensitive skin. The article explores the mechanics, application, and varied results of these trends.