FEATURES: Each pack includes 8 tablets Self-dissolving tablets reduce residual taste and odor Specifically designed for CamelBak(R) reservoirs and water bottles Tabs are notched to break in half for cleaning smaller vessels Leave no odor, film, or residue Free from chlorine, phosphate, preservatives, and fragrances Environmentally safe and biodegradable Not harmful to aquatic environments No irritating fumes Formulated with Claro, a leader in eco-friendly cleaning solutions