Patent ID: 8469257

Claim:
A box for sterile products comprising: panels forming a belt ( 10 ) and flaps extending the panels and forming bottom and top walls perpendicular to the belt, wherein the belt and the flaps are cut in a foamed plastic material comprising at least two cover leaves (P 1 , P 2 ), mutually spaced apart by means of a plurality of struts (E) providing mutually parallel longitudinal cells, characterized in that at least the internal covering sheet is perforated (C) so as to allow for a sterilizing gas to pass through said covering sheet, the perforations allowing for gas to pass through, although preventing passage of dust, and cuts ( 13 ) go across at least the external covering sheet, being made along the hinging lines the top and bottom flaps ( 31 32 41 42 51 52 61 62 ) on the belt, such that a part of cells A opens on cuts ( 13 ) at both ends thereof.