Softballs are distinctly yellow and larger than baseballs. That’s because as the softball field is smaller, players get a smaller timeframe to react to the ball’s position when it’s in play. This also means that the risk of injury is higher than in baseball. That’s why one of the changes made in softball compared to baseball made it softer. And that’s why the name of the sport is “softball.”

Softball cores are typically made from a polyurethane or kapok (cork and rubber) mixture. While the material remains almost the same, the total radius of this core can differ from league to league.

Softballs are sometimes also made of acrylonitrile butadiene styrene (ABS). They’re similar to a baseball in that they’re made of similar material, have the same weight, and can be thrown with the same motion. The difference is that softballs don’t have stitching around their seams like baseballs do, which gives them more bounce when hit.

The bouncing surface of a softball is made up of six layers. The outer layer contains pigments for color, while the middle layer provides comfort for players’ hands and fingers. The innermost layer is called the core, a material manufactured especially for softballs. The inner two layers are composed of vulcanized rubber (so-called “compressed”) and can be easily removed from their carbon fiber hoops by hand.

The weight of a softball depends on its size; the larger ones weigh more than the small ones.

Close-up of a softball on the field.

What are softballs filled with?

A softball is made of a rubber-like material that is filled with air. It can be used for baseball, but it is not as hard as a baseball. The difference between them is the size of the ball and its weight.

A softball weighs 2 ounces and has a diameter of 1.25 inches (32 mm). The baseball weighs 5 ounces and has a diameter of 3.125 inches (78 mm).

The difference between the two balls is that the softball has more air inside it than the baseball, making it easier to hit and throw with.

The most common softball is a 12-inch regulation softball. The ball contains air, which gives it its shape and provides cushioning for the player’s hands. The ball’s cover has a pattern of dimples designed to create turbulence in the air at impact to help keep the ball on the sweet spot for more distance.

Is a softball harder than a baseball?

No. Softball was chosen for this sport because it differs from baseball in one primary aspect: the ball’s hardness. It’s softer, and therefore, the game is called softball.

Softball is more suitable for younger players, including kids, than baseball.

Its density doesn’t necessarily determine the hardness of an object. A hard object resists being scratched or damaged easily. An object’s density can affect how well it absorbs impacts, not its hardness. For example, if you drop a steel ball on concrete from 10 feet high onto another steel ball, it will dent the second ball but not the first - even though both balls are steel!

How is a softball ball made?

Softballs are made of a rubber composition, similar to the design of baseballs. The main difference between the two is that softballs do not have seams, and the balls are filled with air rather than a cork.

The manufacturing process of a softball is relatively straightforward. There are three main steps to making a softball:

  1. Raw Materials
  2. Molding
  3. Finishing and Packaging

The softball is made of a rubber bladder filled with air and sealed with a fabric cover. Inside the bladder, several layers of yarn are compressed together, forming a hard shell.

The bladder can be filled with air by inflating it with air or by blowing air into the bladder through a small hole at one end. This is done by placing your hand on top of the open end of the ball and pressing down. You should see your hand bulge against the inside of the ball as you press down on it. You may also want to use an inflatable pump if you have trouble getting enough air into the ball.

When you’ve got enough air in there, all you have left is to seal up this little hole at one end by sewing it closed with thread or twine (which can be bought at any craft store). Then all that’s left for you to do is put some stitches around its circumference so that no light gets through and then cover it up with some cloth (like burlap), which will help keep your fingers from getting burnt while playing with your new toy!

Making sports balls is a science in itself. In softball construction, too, many different types and processes are involved. For example, some use vulcanized rubber to make balls for softball.

The ball is made of vulcanized rubber, a mixture of natural rubber and sulfur powder. The mixture is heated until the rubber softens and then cooled to keep the material pliable. Once cooled, the ball is molded into shape.

The vulcanized rubber is then covered with a thin layer of leather or other waterproof material to protect it from moisture. This can take several days because the material must be stretched over a mold pre-punched with holes for each part of the ball design.

Check with your coach and any local regulatory authority to know which ones are the league-allowed softballs to always stay in the clear. Some leagues place simple regulations such as on the ball’s circumference. In contrast, in other cases, you might have more complex regulations involving the core’s circumference, material, and other more technical parameters.