Firstly, their pure and composition ensures safe for both humans and the environment. Secondly, their high adsorption capacity allows them to effectively not only odors but also pollutants. This ensures that the water treated with these granules is clean and healthy for various uses. Features -Color:Black -Material:Charcoal -Size:2.50X1.00X1.00cm/0.98X0.39X0.39in -Note: 500g/bag -Eliminates stains, and pollutants, ensuring the water is clean and healthy. -Improves the efficiency of the filtration process, resulting in cleaner and clearer water. -Suitable for a wide range of applications including households, gardening, and agriculture. -The bamboo charcoal is reusable, promoting sustainability in water purification. -Do not use with water that is microbiologically unsafe or of quality. Package list: 1 x bag of charcoal (500g/bag)