1.Bio packing media ,Color;. white& balck ,or as u need 2.Material: PP.PE 3.Available size:10* ... 8mm, 11*7mm,25*8 ZY MBBR media also called as K1(kaldness media), K3 media, It is one of the ... Australia. ZY Mbbr Packings material: PE, PP, Aslo can produce as you need Mbbr Media(K1, K3)introduction: mbbr media is ...