The Small Zip Bag™ is a mesh bag for holding filtration media. It is available in a 32 cm x 14 cm (12.5” x 5.5”) size , easily holds 1 liter of filtration media, and it comes with a convenient corrosion-resistant zipper. It has a mesh size that is capable of holding small to intermediate and larger sized filter media including PhosGuard™, MatrixCarbon™, SeaGel™, de❊nitrate™, Renew™, Matrix™, Zeolite™. (Do not use with resins)Sizes: 32 cm x 14 cm (12.5” x 5.5”) The BagDimensions13 x 25.5 cm (5” x 9.5”)Mesh SizeSuperfine (180 Micron)Closure MechanismPlastic Zip TieMaterialPolyethyleneSeamsWeldedResistant to bleach, caustics, and acidsYesMedia CompatibilityAll SeachemFiltration MediaZip Bag SmDimensions32 x 14 cm (12.5” x 5.5”)Mesh Size25 MeshClosure MechanismZipperMaterialPVCSeamsStitchedResistant to bleach, caustics, and acidsCorrosion-Proof ZipperMedia CompatibilityPhosNet, PhosBond, PhosGuard, aquavitro phosfiltrum, MatrixCarbon, SeaGel, Renew, Zeolite.Zip Bag MdDimensions32 x 14 cm (12.5” x 5.5”)Mesh Size16 MeshClosure MechanismZipperMaterialPVCSeamsStitchedResistant to bleach, caustics, and acidsCorrosion-Proof ZipperMedia CompatibilityPhosGuard, MatrixCarbon, SeaGel, de❊nitrate, Renew, Matrix,Zip Bag LgDimensions48 x 43 cm (19” x 17”)Mesh Size8 MeshClosure MechanismZipperMaterialPVCSeamsStitchedResistant to bleach, caustics, and acidsCorrosion-Proof ZipperMedia CompatibilityMatrixPond Matrix