Who invented the first stress ball?

Alex Carswell created the first commercial stress balls in New York. Following his success, many other 80s stress relievers came onto the market such as the popular Panic Pete toy featured here.

1. Who invented squishy ball?
2. Who invented nee Doh?
3. What is the white stuff in stress balls?
4. What is a stress ball made of?

Who invented squishy ball?

In 1988 Carswell patented the modern Stressball, a soft blue ball made of polyurethane foam that emitted the sound of breaking glass when it was thrown. And following in his footsteps, various other manufacturers produced squeezable stress relief aids to fit into the palm of the hand.

Who invented nee Doh?

Created by Schylling, nee dohs are a very popular type of stress ball that comes in lots of different varients.

What is the white stuff in stress balls?

There are commercial stress balls that are not filled, rather they are made out of a special pliable foam rubber called closed-cell polyurethane foam rubber. The manufacturer injects a special liquid into a mold, resulting in a chemical reaction that creates carbon dioxide bubbles.

What is a stress ball made of?

Both stress balls and squishies are made of polyurethane, a “polymer” that forms when its component “monomers,” namely isocyanates and polyols, are linked together into long chains.