Groovy striped sweater

Great condition, no flaws. Left Bank , 100 % acrylic , 1970’s Labeled size XL, but a much smaller in modern sizing. More like a medium, see measurements below. From flat lay- Bust, armpit to armpit- 21 inches Waist-19 inches Across bottom- 20 inches Shoulders, seam to seam- ( estimated, raglan sleeve, no shoulder seam)- 18 inches Sleeve length, shoulder seam to sleeve end- 25 1/2 inches Length, from collar to garment hem- 27 inches