In just 3 minutes thousands of micro bubbles carry the active oxygen all around the denture killing 99.9% of bacteria. Provides a powerful in depth clean removing 50% more plaque than brushing alone. Use twice daily, Steradent Active Fresh will leave your dentures feeling perfectly clean. With the freshness of eucalyptus and menthol. Suitable for full and partial dentures. The formula is safe to use with your dentures and will not cause damage to metal parts.