Naval Academy Midshipmen Colosseum Friends Short Sleeve Polo Shirt. This mens Midshipmen polo is made of 89% polyester/11% Spandex. The Naval Academy Midshipmen logo is a rubberized print that is meant to last season after season. This unique Naval Academy Midshipmen shirt features a unique lightweight training polyester. The polo has a three button placket and is made of a machine washable material that will last for many seasons. This Navy shirt is perfect to show your Midshipmen colors on game day, on the green or anywhere you want to show your team pride! Go Midshipmen!! Officially licensed Navy Midshipmen fan gear.