Holderness & Bourne Abbott. The Abbott is a long-sleeve version of The Macdonald, our original solid performance pique design. It offers breathable comfort in warmer weather thanks to a blend of lightweight synthetic and stretch fibers. A modern take on the classic solid polo shirt, with contrast collar band piping for elevated style. Finished with our signature structured spread collar. DryLuxe performance interlock. 94% polyester 6% elastane. UPF 15+ sun protection. Genuine trocas shell buttons. Structured cutaway collar. Sewn-in collar stay. Three button set-in placket. FIT: Sizes S and M offer a slim fit; Size L offers a moderately slim fit but is not aggressively slim, fits true to size; Sizes XL and XXL offer a more accommodative, classic fit. Versatile tuck-optional. Blank.