Now these are some cool caps! Men's Vintage Cotton/polyester Plaid Beret Style Flat Cap. I enjoy wearing a casual cap for all occasions. Add one or all of these cool caps to your collection. Adjustable. This cap adds an distinguished look to any man’s wardrobe. With a rounded, low crown and a short stiff brim, these hats have been around for nearly 700 years. Cap size: 21.5"-23.5"/55-60cm. Delivery: 14-24 days.