Vintage mens Ducks Unlimited sweatshirt crew neck M blue Jerzees USA gorpcore made in usa slim fit likely 80s mallard duck soft crew 50cotton/50 poly model is 5'10 size m length 24 arm 27.5 pit 18.75 this is a SLIM medium. its not the oversized style of the 80s Vintage items tend to run smaller than modern. Use measurements to compare to something you own of a similar fit. Measure the clothing item, not your body. Reach out for any more info! Thank you- cal summer. Smoke free, pet free Shipped quickly from California Bundle for an auto sale price:) calsummer4