Corning® BioCoat™ Matrigel® Invasion Chamber, 8.0 µm PET Membrane 24-well Permeable Supports are packaged ready to use in Falcon® Companion Plates, 24/case. Corning® BioCoat™ cell culture inserts are pre-coated with extracellular matrix proteins for applications requiring a protein-coated cell surface, such as cell adhesion, growth, invasion, migration and/or differentiation.