definiens: means any Material procured by [COMPANY] in accordance with Section 2.5.3 that remains in [COMPANY] ’ inventory for * * * or longe r for reasons other than [COMPANY] ’ failure to manufacture and deliv er Products in accordance with GenMark ’s purchase o rders issued in accordance with this Agreement and the Su pply Forecast ( and then only to the extent such Mat erial is directly related to the failure to manufacture or d eliver ), unless such failure to manufacture and del iver is due solely to GenMark ’s request to delay timely deliver y. For all Aged Materials, GenMark shall, upon Plex us ’ demand, elect one of the following options : ( a ) pro vide [COMPANY] with a purchase order for Products that will consume such Aged Material within * * *, ( b ) pay [COMPANY] a ca sh deposit in the amount of the cost of such Materi al as set forth on the Bill of Materials, plus an amount equa l to the Applicable Materials Overhead Percentage m ultiplied by such cost, such deposits to be reconciled quarte rly, or ( c ) pay to [COMPANY] a monthly inventory manag ement fee in an amount equal to * * * of the cost of such Mater ial as set forth on the Bill of Materials, plus an amount equal to the Applicable Materials Overhead Percentage mul tiplied by such cost . In addition, for Aged Materia ls held by [COMPANY] for more than * * *, GenMark shall purchase s uch Aged Materials from [COMPANY] upon written demand at a price equal to the cost of such Material as set for th on the Bill of Materials, plus an amount equal t o the Applicable Materials Overhead Percentage multiplied by such co st . For purposes of this Agreement, the shall equal the materials overhead percentage set forth in the current Product pricing for the applicable pricing tier based on th e pricing tiers in effect as of the date of determi nation