Package Contents – Unibond Grout Reviver Pen, kitchen & bathroom grout cleaner to refresh discoloured/faded grout joints, easy to apply, triple mould protection, covers up to 60m*, Ice White, 1x7 ml. Waterproof formula – The grout cleaner pen is ideal for use in the bathroom or kitchen and dries within 60 minutes, meaning showers can be used shortly after application. Mould resistant – The durable grout tile whitening pen refreshes discoloured grout joints and offers triple protection mould resistance to repel, kill and prevent mould. Easy restoration – The white grout reviver pen is ideal for easily restoring and refreshing old grout in the bathroom that has become faded and discoloured. Easy to apply – Thanks to the innovative pen shape, grout whitening is made simple with easy and precise application on existing grout lines to restore joints.