Patent product 1) Adsorption capacity is over 100% 2) Natural plant fiber 3) 100% degradable,friendly to environment 1, BriefNatural plant fiber,100% degradable,friendly to the enviranment, high security to human body.It is my patent product.Adsorption capacity is over 100% of its own weightStock cover is tyvek paper or compound non-woven,which is high strength,static resistance,acid-baise ...