Materials: Sodium bicarbonate, sodium lauryl sulfate, citric acid, 1,2-hexanediol, disodium EDTA Size: Packaging size: 9.5×3.5×8cm Product size: 2.2×0.8cm Color: 1. Adopts efficient cleaning formula to quickly decompose stubborn stains and keep the toilet bowl bright and new. 2. Innovative Toilet Rim Block design, precisely placed at the water outlet of the water tank, automatically releases detergent with each flush. 3. Long-lasting slow-release technology, one block can be used continuously for up to 30 days, reducing the trouble of frequent replacement. 4. Unique fresh fragrance, effectively neutralizes odors, and brings a lasting comfortable atmosphere to your bathroom. 5. Safe ingredients, do not damage the toilet glaze, protect the health of your family, and use it with confidence. Package includes: 1 package contains 1/2 product