Hygienically cleans dentures in just 15 minutes (when soaked in warm water (35°C)). Its special formula activates thousands of micro bubbles that carry the active oxygen all around the denture, providing a powerful in-depth clean working where the toothbrush can't go to leave teeth feeling smoother. - The consumption of red wine, tea or coffee can lead to discolouration and stains. Steradent Extra Strength Whitening tablets are formulated to safely remove these stains and ensure your dentures stay brilliantly clean and stain free. - Removes plaque and stains. - Helps restore original colour. - Fights discolouration (discolouration due to red wine, tea or coffee). - Suitable for full and partial dentures and safe for metal parts.