Riddle by Henry C.

What is flexible but also rigid?

What can take away your mistakes?

What is non conductive but also hard?

What comes from trees but isn’t paper?

What is used in footwear that you use during storms?

What is used for waterproof casing?

What can float but doesn't absorb water?

What is used to pad shoes of all kinds?

What is used for bouncing toys?

What is used for a baby's binky?