I would call this a Shirt-Jacket or a Light-weight jacket. Digital camo print. Zip front. Velcroow fastening several places, including sleeve cuffs.. 2 shoulder pockets; 2 slash pockets on front chest. Not lined. Smooth zipper operation.
Tag inside: "Coat Army Combat Uniform SPM100-05-D_0407. 50% Nylon 50% Cotton DJ Manufacturing Corp.
Tag inside below collar: Medium--X-Short Height: 59-63 inches. Chest: 37-41 inches Stock No.8415-01-519-8507 NATO Size:5060/9404
Clean, comfortable, excellent condition--showing very little wear or use.
The matching cap is also very clean and nice. "Patrol Cap SPM1C1-07-519-9116 50% cotton 50% Nylon 7 1/8" The name "SHERMAN" is embroidered in black on the back of the Velcroow strap that allows loosening or tightening.
Note: I have another similar shirt jacket in Small-Regular Height: 67 to 71 in. Chest: 33 to 37 in. NSN No. 8415-01-518-8501. Tell me if you are interested.