This bucket hat is 100% cotton and has 4 sewn-in eyelets for breathability. It's made from a rather thin material, which gives the hat a soft feel and a casual fit. It features a 3 ¾? (7.6 cm) crown and a 2 ¼? (5.1 cm) brim, providing ample protection on hot days. Most commonly, bucket hats are made of nylon, cotton, and canvas. Basic bucket hat designs include a crown include a dimension of around 3.5 to 5 inches. The brim size is about 2 inches. However, depending on the brand or manufacturer of the hat, you can find a difference in dimension. A bucket hat is a soft, wide-brimmed hat that resembles an inverted bucket. Traditionally made from heavy-duty cotton fabrics like canvas or denim, it was created around the 1900s to protect fishermen and farmers from the rain and sun