Looking for an easier way to keep your toilet clean and fresh? With Odour Stop Technology, Bref Blue Active stops unpleasant smells and releases a fresh scent. 4 powerful functions: 1; Cleaning foam 2; Grime removal 3; Stain protection 4; Extra freshness. You can trust Bref, your champion of cleanliness and freshness, the easy way. Bref Blue Active visibly keeps your toilet clean and fresh even between flushes! It has four powerful functions 1; Cleaning foam 2; Grime removal 3; Stain protection 4; Extra freshness Visible blue water action between flushes, for maximum cleanliness and freshness until the next flush! Now with Odour Stop Technology. Stops unpleasant smells and releases a fresh scent. Visible cleanliness even between flushes. Mega Pack