Bouncy balls rebound in response to the amount of force used when they contact hard surfaces. That simply means that a bouncy ball will bounce back at you with about 80 percent of the energy you used .
Here is a quick, simple way to make pillows without having to learn to sew. This fabulous no sew floor pillows – perfect for watching movies or kids to read on the floor, and great for pets bed too. No Sew Floor Pillow