Sweat or showers can leave your skin warm and clammy so your makeup doesn't set, you may have to wait to apply makeup or handle it straight as you apply it, making it impossible to apply mascara, foundation, or blush while you're in a hurry . What you need is 3 in 1 LED Makeup Mirror with Fan, Time-Saving Face Cooling Light Vanity Mirror with Built-in Breeze, No more waiting to set foundation, or liquid liner to dry.