definiens: shall mean, with respect to a Product, a sample unit of such Product sold by [COMPANY] to FHC solely for the purpose of marketing and promoting such Product, and not for the purpose of commercial resale . Such Samples may not be sold by FHC and shall be marked by [COMPANY] with the following legend : ( g ) Any Products owned by FHC and rendered unsalable, in FHC 's reasonable commercial judgment, due to a change in any Product specification, discontinuation or elimination by [COMPANY] of any Product from its product offering, release by [COMPANY] of any materially improved or updated version of any Product, or any other material change in the Product outside of FHC 's control shall be repurchased from FHC by [COMPANY] within thirty ( 30 ) days following FHC 's request therefor at the price paid for such Product(s ) by FHC . [COMPANY] shall additionally pay for return freight and related transportation and insurance charges for all such Products . [COMPANY] 's release of a Product which has a longer shelf life shall not be deemed a material improvement under this Section 4(g )