Patent attributes
A flexible package having first, second, and third flexible material layers, with the second flexible material layer being disposed between the first and third flexible material layers; a product receiving chamber having a product receiving chamber outer circumference defined by the first flexible material layer; a plurality of spaced first seals disposed around a package circumference, the first seals sealing the first, second and third flexible material layers together; a plurality of spaced second seals disposed around the product receiving chamber outer circumference, the second seals sealing the second and third flexible material layers together; a plurality of inner expansion chambers, each one of the plurality of chambers being defined between adjacent ones of the first seals; and a plurality of outer expansion chambers, each one of the plurality of chambers being defined between a second seal and an immediately adjacent first seal.