A tire having an axis of rotation, the tire comprising: a convex circumferential tread having an apex, wherein the convex circumferential tread protrudes towards the exterior of the tire, and wherein the convex circumferential tread is defined by a convex exterior surface and a convex interior surface, wherein a maximum radius (R 1) of the tire is a distance from the axis of rotation to the apex of the convex circumferential tread, and wherein the convex circumferential tread is an arc defined by a radius (R 2) that is less than the maximum radius (R 1); a first concave sidewall extending from the convex circumferential tread at a first hinge, wherein the first concave sidewall protrudes towards the interior of the tire, and wherein the first concave sidewall is defined by a concave exterior surface and a concave interior surface; and a second concave sidewall extending from the convex circumferential tread at a second hinge opposite the first hinge, wherein the second concave sidewall protrudes towards the interior of the tire, and wherein the second concave sidewall is defined by a concave exterior surface and a concave interior surface, wherein a line tangent to an interior surface of the convex circumferential tread at the first hinge, and a line tangent to an interior surface of the first concave sidewall at the first hinge form a first interior angle greater than 90-degrees when the tire is not placed under radial compression, and wherein a line tangent to the interior surface of the convex circumferential tread at the second hinge, and a line tangent to an interior surface of the second concave sidewall at the second hinge form a second interior angle greater than 90-degrees when the tire is not placed under radial compression. a convex circumferential tread having an apex, wherein the convex circumferential tread protrudes towards the exterior of the tire, and wherein the convex circumferential tread is defined by a convex exterior surface and a convex interior surface, wherein a maximum radius (R 1) of the tire is a distance from the axis of rotation to the apex of the convex circumferential tread, and wherein the convex circumferential tread is an arc defined by a radius (R 2) that is less than the maximum radius (R 1); wherein a maximum radius (R 1) of the tire is a distance from the axis of rotation to the apex of the convex circumferential tread, and wherein the convex circumferential tread is an arc defined by a radius (R 2) that is less than the maximum radius (R 1); a first concave sidewall extending from the convex circumferential tread at a first hinge, wherein the first concave sidewall protrudes towards the interior of the tire, and wherein the first concave sidewall is defined by a concave exterior surface and a concave interior surface; and a second concave sidewall extending from the convex circumferential tread at a second hinge opposite the first hinge, wherein the second concave sidewall protrudes towards the interior of the tire, and wherein the second concave sidewall is defined by a concave exterior surface and a concave interior surface, wherein a line tangent to an interior surface of the convex circumferential tread at the first hinge, and a line tangent to an interior surface of the first concave sidewall at the first hinge form a first interior angle greater than 90-degrees when the tire is not placed under radial compression, and wherein a line tangent to the interior surface of the convex circumferential tread at the second hinge, and a line tangent to an interior surface of the second concave sidewall at the second hinge form a second interior angle greater than 90-degrees when the tire is not placed under radial compression. wherein a line tangent to an interior surface of the convex circumferential tread at the first hinge, and a line tangent to an interior surface of the first concave sidewall at the first hinge form a first interior angle greater than 90-degrees when the tire is not placed under radial compression, and wherein a line tangent to the interior surface of the convex circumferential tread at the second hinge, and a line tangent to an interior surface of the second concave sidewall at the second hinge form a second interior angle greater than 90-degrees when the tire is not placed under radial compression.