Multidish PS 4 Well Nunclon Round w / Lid Sterile 66x66 15mm WellMultidish PS 4 Well Nunclon Round w Lid Sterile 66x66 15mm Well Special treatment provides the ideal surface for the successful attachment and growth of cells. Overall dimensions 66 x 66 mm. Packaged in sleeves of four, with cover in place; case contains 30 sleeves, tape not included. Features: Sterilized by gamma radiation Clear polystyrene, with four flat bottom wells treated for improved cell attachment and growth Wells are 15 mm diameter x 11 mm