A sole structure (200, 200'-200′′′) for an article of footwear, the sole structure (200, 200'-200′′′) comprising: a main body (250, 250'-250′′′) formed of a first material, and defining a first region of a ground-engaging surface (202, 202'-202′′′) including a first channel (210', 210a') defined by a first segment extending along a first axis and a second segment extending along a second axis transverse to the first axis; at least one insert (260, 260'-260′′′) formed of a second material and received by the main body (250, 250'-250′′′), the at least one insert (260, 260'-260′′′) defining a second region of the ground-engaging surface (202, 202'-202′′′) that is flush with the first region of the ground-engaging surface (202, 202'-202′′′) and having a second channel (210b'-210b′′′) including a third segment extending along a third axis parallel to the first axis and a fourth segment extending along a fourth axis transverse to the third axis and substantially parallel to the second axis, one of the first channel (210', 210a') and the second channel (210b'-210b′′′) defining an interface between the main body (250, 250'-250′′′) and the insert (260, 260'-260′′′); and wherein, the main body (250, 250'-250′′′) further defines at least one side surface (206, 206'-206′′′) of the sole structure, a portion of the first channel (210', 210a') of the main body (250, 250'-250′′′) extending along the side surface (206, 206'-206′′′), wherein the at least one side surface (206, 206'-206′′′) of the sole structure (200, 200'-200′′′) includes a lateral side surface (206a, 206a'-206a′′′) having a first portion of the first channel (210', 210a') formed therein and a medial side surface (206b, 206b'-206b′′′) having a second portion of the second channel (210b'-210b′′′) formed therein, and wherein the main body (250, 250'-250′′′) includes a socket (252, 252'-252′′′) defined by a recessed surface (254, 254'-254′′′) offset from the ground-engaging surface (202, 202'-202′′′) and a sidewall (256, 256'-256′′′) extending between the ground-engaging surface (202, 202'-202′′′) and the recessed surface (254, 254'-254′′′), the socket (252, 252'-252′′′) intersecting the at least one side surface (206, 206'-206′′′), wherein each of the channels (210, 210'-210′′′) includes a plurality of elongate segments, and wherein each of the segments includes two or more nodes connected to each other by intermediate necked regions, and extends from a first end node to a second end node along a longitudinal segment axis As. a main body (250, 250'-250′′′) formed of a first material, and defining a first region of a ground-engaging surface (202, 202'-202′′′) including a first channel (210', 210a') defined by a first segment extending along a first axis and a second segment extending along a second axis transverse to the first axis; at least one insert (260, 260'-260′′′) formed of a second material and received by the main body (250, 250'-250′′′), the at least one insert (260, 260'-260′′′) defining a second region of the ground-engaging surface (202, 202'-202′′′) that is flush with the first region of the ground-engaging surface (202, 202'-202′′′) and having a second channel (210b'-210b′′′) including a third segment extending along a third axis parallel to the first axis and a fourth segment extending along a fourth axis transverse to the third axis and substantially parallel to the second axis, one of the first channel (210', 210a') and the second channel (210b'-210b′′′) defining an interface between the main body (250, 250'-250′′′) and the insert (260, 260'-260′′′); and wherein, the main body (250, 250'-250′′′) further defines at least one side surface (206, 206'-206′′′) of the sole structure, a portion of the first channel (210', 210a') of the main body (250, 250'-250′′′) extending along the side surface (206, 206'-206′′′), wherein the at least one side surface (206, 206'-206′′′) of the sole structure (200, 200'-200′′′) includes a lateral side surface (206a, 206a'-206a′′′) having a first portion of the first channel (210', 210a') formed therein and a medial side surface (206b, 206b'-206b′′′) having a second portion of the second channel (210b'-210b′′′) formed therein, and wherein the main body (250, 250'-250′′′) includes a socket (252, 252'-252′′′) defined by a recessed surface (254, 254'-254′′′) offset from the ground-engaging surface (202, 202'-202′′′) and a sidewall (256, 256'-256′′′) extending between the ground-engaging surface (202, 202'-202′′′) and the recessed surface (254, 254'-254′′′), the socket (252, 252'-252′′′) intersecting the at least one side surface (206, 206'-206′′′), wherein each of the channels (210, 210'-210′′′) includes a plurality of elongate segments, and wherein each of the segments includes two or more nodes connected to each other by intermediate necked regions, and extends from a first end node to a second end node along a longitudinal segment axis As.