20277936 Filson Men's Field Jac-Shirt This versatile overshirt provides an added layer of protection on cool days in the field. Patterned after Filson's original iconic Jac-Shirt that's been a favorite since 1970's, its versatility makes a sure go-to favorite. The strong midweight fabric is a reverse-sateen weave, smooth on the inside for easy layering. Sturdy buttons secure the front, chest-pocket flaps, and adjustable cuffs. Straight hem for untucked wear. Spread collar. Strong 9.5-oz. 100% cotton Button-front with spread collar Button-adjustable cuffs Button-flap chest pockets Straight hem Garment-washed Fit Relaxed fit allows room for midweight layers underneath This garment's fit is consistent with similar Filson items Fabric 9.5-oz. | 100% Cotton Product Care Machine wash cold separately, tumble dry-low heat Do not bleach Warm iron if needed