Like clothing, caps come in myriad materials – choosing an appropriate one for your needs is essential for comfort.

or wet the cap, wear it, and fuss with it as it dries. This will slowly stretch the fibers to a slightly larger size. Is it okay to machine-wash a baseball hat? If you can help it, pass.

How often you wear it This will determine how dirty your ... On most occasions, you should hand-wash baseball caps, according to Will Cotter, founder of cleaning company FreshSpace Cleaning.