What is a glen check pattern?
A glen check, also known as a glen plaid or sometimes a “Prince of Wales,” is a pattern that combines alternating bands of small and large checks, one of which is often a houndstooth pattern. Some glen checks are overlaid with a windowpane pattern for greater visual effect. 

Why wear a glen check pattern?
Glen checks are sometimes associated with grand Scottish estates and rakish English royalty, but they can prove remarkably versatile and even subtle with the right color combinations. A glen check in a classic grey or navy hue can be worn in professional settings as a suit, and provides a great alternative to pinstripes. Glen check is a classic pattern for sportcoats, and remains casual enough to he worn off-duty with an oxford cloth button down and jeans.

How to wear a glen check pattern

• Always wear a glen check suit with a solid shirts and ties, and always wear glen check sportcoats with solid shirts, jeans and chinos.

• Sometimes wear glen check suits and sportcoats with striped shirts and ties.

• Never wear a glen check suit with a tie or a shirt featuring a check pattern, and never wear a glen check sportcoat with patterned pants.