Active carbon foam

Active carbon foam is made by modified MDI material and dots are activated charcoal infused.

Activated charcoal is a fine, odorless, black powder often used in emergency rooms to treat overdoses. Its toxin-absorbing properties have a wide range of medicinal and cosmetic uses.

Characters:

1. High reactivity to bad-smelling, even harmful substances. Could be helpful to our body.
2. High moisture absorption, may offer protection for insoles and footwear and some usage.