UBACS stands for "Under Body Armour Combat Shirt". This short sleeve combat shirt has a soft comfortable stretchy material on the torso and a hard wearing water-resistant on the collar and sleeves. The shirt also has a 2 zipped shoulder pockets and a zip on the neck line.

Sizing
• Small: Chest - 36.2 Inch | Length - 25.6 Inch
• Medium: Chest - 37.8 Inch | Length - 26.4 Inch
• Large: Chest - 39.4 Inch | Length - 27.2 Inch
• X Large: Chest - 40.9 Inch | Length - 28.0 Inch
• XX-Large: Chest - 42.50 Inch| Length - 28.7 Inch