3pk Toilet Fresheners x 70g | Each Ocean Scented Blue Toilet Cistern Blocks Lasts for 1000 Flushes | Toilet Cleaner for Cistern Prevents Limescale | Toilet Blocks for Cisterns 3pk Toilet Fresheners x 70g | Each Ocean Scented Blue Toilet Cistern Blocks Lasts for 1000 Flushes | Toilet Cleaner for Cistern Prevents Limescale | Toilet Blocks for Cisterns