Active Duck Discs contains a gel-based formula that adheres to the toilet bowl to keep it clean and fresh. The active discs prevent the accumulation of limescale and stains, leaving a pleasant fragrance. Gel technology with 360-degree coverage. - Hygienically cleans the toilet with each flush - Up to 700 flushes per refill - Keeps the toilet clean and fresh for up to 6 weeks with each refill of 6 discs - Self-sufficient and do not require plastic support - Ingredients: More than 30% non-ionic surfactants, Less than 5% aliphatic hydrocarbons, Perfume. Measurements: - Width: 3 cm - Height: 3 cm - Length: 8 cm - Weight: 0.12 kg