Buy Caps and Hats US Army Hat Baseball Cap Division Corp Brigade Infantry Airborne Armored Calvary Signal Corps Logo Army Hat and Bumper Sticker by Buy Caps and Hats. Low-profile for a streamlined look. Adjustable velcro strap. Most of these caps adjust to approx. 25" with about 1" left on the adjustable strap. I it also approx. 5" in height. Quality embroidered. Vibrantly colored, good thread utilized for embroidery. Celebrate your service today. One size to fit many adult men and women. Adjustable velcro strap.