What exactly is an Beanie?

A Beanie can be described as a tiny, stuffed animal made of wool, felt or cloth. It is often given away at sporting events. Many collectors claim that they don't feel any sentimental attachment with the items in their Beanie collection. Instead, they devote countless hours researching the market and gaining knowledge of its complexities. They also know that their pursuit isn't exactly jolly, and that some people might consider them insane.
Beanie Babies were handed out during a baseball game

Since 1997 in 1997, over 22 Major League Baseball teams have offered Beanie Babies during baseball games, drawing thousands of additional supporters to stadiums. Ty has collaborated with MLB to develop special tagging to Beanie Babies to commemorate players and special events. These include Mac the Cardinal, Rocket the Blue Jay as well as Sammy Bear. Bear. Each one has its own unique giveaway day.
They are important

Vintage Beanie Babies can be valuable, depending on the condition and the rarity. Some collectors can pay as much as $50,000 for an original 1992 Ty Beanie. Some collectors will pay more than $25,000 for an original 1996 Lefty the Donkey.
They are constructed of wool, felt, cloth, leather, or silk

Felt is one of the toughest fabrics. It is made of tiny fibers which are interlocked in each direction.  beanies  is therefore lighter than the woven fabric which is made up of twisting fibers in a straight line. Additionally, it's the longest-lasting fabric because it requires the most fibers to be strong. Felt is also waterproof , stain-resistant, and it is hypoallergenic.
They've got a clown's face.

This  beanie  is adorned with a big clown face with a propeller. It is made of acrylic yarn and comes in one size fits most. This clown  beanie  also has an embroidered front design along with plush hair.

They are constructed from a brimless cap

The smallest hat, known as a beanie is made from wool, felt, fur, or hair. These materials are compacted and then shaped with a combination that involves rolling, pressing and heat. Fez is a brimless , flat cap that is made of red felt. It is often used as a hat during winter, when temperatures is below freezing.