Green certified, fragrance-free, dye-free gel formulation is scientifically advanced. The 70% formulation outperforms other leading hand sanitizers milliliter for milliliter. Made with naturally renewable ethanol, Purell Advanced Hand Rub Gel is clinically proven to help maintain skin health. Sanitary Sealed™ PET refill is easily recycled. With our “Energy-on-the-refill” technology, every refill has a built-in energy source, designed to last as long as the refillEcologo®.