... for long term 5 widely used in aquarium filter ,water filter ,air filter ,water pump,medical machine 6 function:UV- protection ... , dust-proof,anti-bacterial, flame retardant , filter water well 7 no toxic , no harmless, environment protection ... regards!candyFoam density (kg/m3 & lbs/ft3) Size/ Dimension(Structure)Usage/ Application/ Drawings Quantity Color Packageother details you have ...