An article of apparel for an upper torso of a wearer, the article of apparel comprising: at least one front panel adapted to cover a front torso area of the wearer when the article of apparel is in an as-worn configuration; at least one back panel adapted to cover a back torso area of the wearer when the article of apparel is in the as-worn configuration; at least a first sleeve opening positioned at least partially between the front panel and the back panel ; and at least a first sleeve coupled to the first sleeve opening and terminating at a distal end , the first sleeve comprising: an outer sleeve assembly comprising: 1) a single-piece first panel extending from the first sleeve opening to the distal end ; 2) a second panel extending from the first sleeve opening to a point approximately midway the length of the sleeve where it terminates in a first edge ; and 3) a third panel extending from the point approximately midway the length of the sleeve to the distal end , wherein the third panel comprises at least a first edge that is discontinuously affixed to the first edge of the second panel to form an opening, wherein the second panel and the third panel are further affixed to the first panel at least at a first seam and a second seam ; and an inner sleeve assembly positioned adjacent to a portion of the outer sleeve assembly, the inner sleeve assembly comprising an elastically resilient panel having at least a first edge affixed to the first sleeve opening and a second edge affixed to the first edge of the third panel . at least one front panel adapted to cover a front torso area of the wearer when the article of apparel is in an as-worn configuration; at least one back panel adapted to cover a back torso area of the wearer when the article of apparel is in the as-worn configuration; at least a first sleeve opening positioned at least partially between the front panel and the back panel ; and at least a first sleeve coupled to the first sleeve opening and terminating at a distal end , the first sleeve comprising: an outer sleeve assembly comprising: 1) a single-piece first panel extending from the first sleeve opening to the distal end ; 2) a second panel extending from the first sleeve opening to a point approximately midway the length of the sleeve where it terminates in a first edge ; and 3) a third panel extending from the point approximately midway the length of the sleeve to the distal end , wherein the third panel comprises at least a first edge that is discontinuously affixed to the first edge of the second panel to form an opening, wherein the second panel and the third panel are further affixed to the first panel at least at a first seam and a second seam ; and an inner sleeve assembly positioned adjacent to a portion of the outer sleeve assembly, the inner sleeve assembly comprising an elastically resilient panel having at least a first edge affixed to the first sleeve opening and a second edge affixed to the first edge of the third panel . 1) a single-piece first panel extending from the first sleeve opening to the distal end ; 2) a second panel extending from the first sleeve opening to a point approximately midway the length of the sleeve where it terminates in a first edge ; and 3) a third panel extending from the point approximately midway the length of the sleeve to the distal end , wherein the third panel comprises at least a first edge that is discontinuously affixed to the first edge of the second panel to form an opening, wherein the second panel and the third panel are further affixed to the first panel at least at a first seam and a second seam ; and an inner sleeve assembly positioned adjacent to a portion of the outer sleeve assembly, the inner sleeve assembly comprising an elastically resilient panel having at least a first edge affixed to the first sleeve opening and a second edge affixed to the first edge of the third panel . <EOS>