Materials: woven fabric (used for the main part of the hat), sewing machine or manual needle and thread, scissors, ruler, cotton filler, buttons or other decorations (optional).

Steps:

1, measure head size: measure your head circumference with a ruler to ensure that the hat is suitable. Usually the circumference of a hat should be increased by 1 inch (about 2.5 cm) on the basis of the head circumference.

2. Cut the hat shape: cut the cloth into a round or oval shape suitable for your head circumference. If you want a top hat, you can draw the desired shape on the cloth.

3. Sewing the brim of the hat: Sew the brim of the hat together with sewing machine or manual needle and thread. Be sure to leave a small hole during sewing so that the filler can be put into the hat.

4. Fill the hat: put the cotton filler into the hat to make sure it is filled evenly until you want the thickness.

5. Finish sewing: Close the hole on the left and make sure it is as firm as other stitches.

6. Decorate the hat: buttons or other decorations can be used to decorate the surface of the hat to make it more personalized and beautiful.

Hat type:

1, baseball cap: A baseball cap is a classic hat, usually made of cotton or nylon, with a small cornice in front to keep out the sun. Baseball cap is the symbol of many athletes and teams, and it is also one of the popular elements in fashion.

2. Fisherman's hat: A fisherman's hat is a round hat, usually made of waterproof material, suitable for outdoor activities. The fisherman's hat has a semicircular brim, which can keep out the sun and rain.

3. Newsboy hat: Newsboy hat is a nostalgic hat, usually made of cloth, with a small brim in front and a ribbon at the back. Newsboy hat is a kind of hat suitable for daily wear, which can be matched with various clothing styles.

4. Knitted hat: Knitted hat is a kind of warm hat, usually made of wool or synthetic fiber, which can protect the head from cold weather. There are many different styles and colors of knitted hats, which can be selected according to different occasions and personal preferences.

5. Military hat: A military hat is a hat with a special style, usually made of cloth or leather, with a small brim in front and a hat band at the back. Military caps are usually matched with uniforms and are one of the symbols of the army and the police.

6. Cap: A cap is a fashionable hat, usually made of cloth or leather, which is similar in shape to a duck's beak. There is generally an arc brim in front of the hat, which can keep out the sun and rain.