Shower filter is made of a combination of coconut shell activ ated carbon with carbon fibre and KDF media. It can removechlorine and organic pollution , KDF filter media (the redox process) exchange electrons with contaminant and turning them into harmlesscomponents such as chlorine to chloride to chloride.KDF also created an unfavourable bacteria growth.Thus it can protect your skin when bathingcreated an unfavourable bacteria growth. Thus it can protect your skin when bathing.