Garment including stretch panels

1 . An upper garment, comprising:

a torso portion having a front side, a back side, a top end defining a boundary between the front and back sides, and a bottom end opposite to the top end;

a right sleeve attached to the torso portion;

a left sleeve attached to the torso portion;

a back-right stretch panel incorporated into the upper garment and positioned partially on the back side of the torso portion adjacent to where the right sleeve is attached to the torso portion, and extending onto the front side of the torso portion; and

a back-left stretch panel incorporated into the upper garment, positioned at least partially on the back side of the torso portion adjacent to where the left sleeve is attached to the torso portion, spaced apart from the back-right stretch panel in the upper garment, and extending onto the front side of the torso portion,

wherein each of the back-right and back-left stretch panels has a first edge facing a virtual back longitudinal center line extending along a longitudinal direction, and across a center, of the back side of the torso portion, and having a top point along the first edge that is closest to a top end of the torso portion defining a boundary between the front and back sides,

wherein a distance between the top points of the first edges of the back-right and back-left stretch panels is greater than a minimum distance between the first edges of the back-right and back-left stretch panels,

wherein the back-right stretch panel comprises:

a right back portion comprising the entire part of the back-right stretch panel that is on the back side of the torso portion; and

a right extension portion comprising the entire part of the back-right stretch panel that is on the front side of the torso portion,

wherein the bottom end defines an end of the upper garment,

wherein the top end defines the entire boundary between the front and back sides that is between a neck opening of the upper garment and the right sleeve and the entire boundary between the front and back sides that is between the neck opening and the left sleeve,

wherein the right back portion of the back-right stretch panel is positioned below, and spaced apart from, the top end of the torso portion,

wherein the right back portion is larger than the right extension portion, and

wherein a bottom edge of the back-right stretch panel defines a boundary between the back-right stretch panel and a first non-stretch panel, the first non-stretch panel extending from the bottom edge of the back-right stretch panel to the bottom end of the torso portion, a lowest portion along the bottom edge of the stretch panel being spaced apart from the bottom end of the torso portion by 25% to 45% of a maximum longitudinal length between the bottom end and the top end of the torso portion, and

wherein the entire back-right stretch panel is on the torso portion, and a second non-stretch panel in the right sleeve has an edge extending along the entire boundary between the right sleeve and the torso portion,

wherein the bottom edge of the back-right stretch panel extends from a first end on the back side of the torso portion, across the right boundary of the torso portion, and to a second end on the front side of the torso portion, and

wherein a first distance between the bottom edge at the right boundary of the torso portion and the bottom end of the torso portion is greater than a second distance between the first end of the bottom edge and the bottom end of the torso portion.

2 . The upper garment of claim 1 , wherein the back-right and back-left stretch panels are symmetrical with respect to the virtual back longitudinal center line.

3 . The upper garment of claim 1 , wherein the first edges of the back-right and back-left stretch panels are curved convex towards the virtual back longitudinal center line, and

wherein the minimum distance between the first edges of the back-right and back-left stretch panels is 10% to 30% of a maximum lateral width between first and second sides of the torso portion.

4 . The upper garment of claim 1 , wherein the bottom end of the torso portion defines a hem having a front portion corresponding to at least part of the front side of the torso portion and having:

a first end;

a second end;

a middle region between the first and second ends;

a first intermediate region between the first end and the middle region that extends farther downward along a longitudinal direction, relative to a virtual lateral line positioned on the front side of the torso portion between the bottom end and a top end of the torso portion, than each of the first end and the middle region; and

a second intermediate region between the second end and the middle region that extends farther downward along the longitudinal direction, relative to the virtual lateral line, than each of the second end and the middle region.

5 . The upper garment of claim 1 , wherein the torso portion has a right side defining a right boundary between the front and back sides of the torso portion and a left side defining a left boundary between the front and back sides of the torso portion,

wherein the first end and the second end are each spaced apart from the right boundary,

wherein a third distance between the second end of the bottom edge and the bottom end of the torso portion is greater than the second distance,

wherein the first edge of each of the back-right and back-left stretch panels has a bottom point that is closest to the bottom end of the torso portion, and a distance between the bottom points of the first edges of the back-right and back-left stretch panels is greater than the minimum distance between the first edges of the back-right and back-left stretch panels,

wherein the minimum distance between the first edges of the back-right and back-left stretch panels is measured between interior-most points of the first edges, and a distance between the interior-most point of the first edge of the back-right stretch panel and the bottom end of the torso portion is 60% to 80% of the maximum longitudinal length, and

wherein a distance between a top-most point of the right extension portion and the bottom end of the torso portion is 45% to 65% of the maximum longitudinal length.

6 . A garment, comprising:

a torso portion having a front side and a back side;

a right sleeve comprising a right upper arm portion coupled to the torso portion and a right forearm portion coupled to the right upper arm portion;

a left sleeve comprising a left upper arm portion coupled to the torso portion and a left forearm portion coupled to the left upper arm portion;

a right-sleeve stretch panel incorporated into the garment, positioned at least partially on the right forearm portion, and shaped and sized to extend circumferentially at least partially around the right sleeve;

a first non-stretch panel incorporated into the garment, positioned on the right sleeve between the torso portion and the right-sleeve stretch panel, and joined to the right-sleeve stretch panel;

a second non-stretch panel incorporated into the garment, positioned on the right sleeve between the right-sleeve stretch panel and a right cuff of the right sleeve, and joined to the right-sleeve stretch panel; and

a left-sleeve stretch panel incorporated into the garment, positioned at least partially on the left forearm portion, and shaped and sized to extend circumferentially at least partially around the left sleeve,

wherein the right-sleeve stretch panel has a first edge proximal to the torso portion and extending circumferentially at least partially around the right sleeve,

wherein a top line of the right sleeve extends between a distal end of the right sleeve and a top end of the torso portion, and a bottom line of the right sleeve extends between the distal end of the right sleeve and a right armpit portion of the garment,

wherein a distance along the top line between the distal end of the right sleeve and the first edge of the right-sleeve stretch panel is less than a distance along the bottom line between the distal end of the right sleeve and the first edge of the right-sleeve stretch panel,

wherein the right-sleeve stretch panel is entirely spaced apart from the distal end of the right sleeve,

wherein a top portion of the right-sleeve stretch panel is entirely on the right forearm portion, the top portion of the right-sleeve stretch panel comprising the entire part of the right-sleeve stretch panel that is along the top line of the right sleeve,

wherein the right-sleeve stretch panel has a second edge distal to the torso portion and extending circumferentially at least partially around the right sleeve, and

wherein a distance along the top line between the distal end of the right sleeve and the second edge of the right-sleeve stretch panel is less than a distance along the bottom line between the distal end of the right sleeve and the second edge of the right-sleeve stretch panel.

7 . The garment of claim 6 , wherein the right-sleeve stretch panel has a closed-ribbon shape extending circumferentially entirely around the right sleeve.

8 . The garment of claim 7 , wherein an average width of the right-sleeve stretch panel, as measured along a longitudinal direction of the right sleeve between the first and second edges of the right-sleeve stretch panel, is 10% to 30% of a maximum length of the right sleeve.

9 . The garment of claim 6 , wherein at least a portion of the right-sleeve stretch panel extends simultaneously circumferentially around the right sleeve and longitudinally along the right sleeve.

10 . The garment of claim 6 , wherein a distance along the top line between the distal end of the right sleeve and the right-sleeve stretch panel is 5% to 15% of a length of the top line, and a distance along the bottom line between the distal end of the right sleeve and the right-sleeve stretch panel is 30% to 40% of a length of the bottom line.

11 . The garment of claim 6 , wherein the garment further comprises:

a back-right stretch panel incorporated into the garment and positioned at least partially on the back side of the torso portion adjacent to where the right sleeve is attached to the torso portion; and

a back-left stretch panel incorporated into the garment, positioned at least partially on the back side of the torso portion adjacent to where the left sleeve is attached to the torso portion, and spaced apart from the back-right stretch panel in the garment.

12 . The garment of claim 6 , wherein a distance between the first and second edges of the right-sleeve stretch panel is constant along a circumferential direction.

13 . The garment of claim 6 , wherein a distance between the first and second edges of the right-sleeve stretch panel is variable along the circumferential direction such that the distance between the first and second edges of the right-sleeve stretch panel along the bottom line is greater than the distance between the first and second edges of the right-sleeve stretch panel along the top line.