The Double-sided Towel Korean Exfoliating Bath Cleansing Mitt is designed to conform to your hand when wet to precisely clean dirt, and oil. This Shower Cleansing Mitt can be used on all skin types and gently cleanses and refreshes skin. The spikes are made up of high-quality robust propylene plastic, which makes them durable. The spikes are also weather-resistant and do not get corroded, unlike the metallic spikes.