It may be made of other materials, such as felt.

Was I made of better presidential material than the president?

The Go bowl can be made of several different materials.

But who'd ever seen a statue made of material like this?

Only the door seemed to be made of opaque material.

It is made of simple material but strong, With 60 yard long and 12 wide.

These come in various shapes and can made of hard or soft materials.

The early residents constructed a long building made of light materials.

It's made of special material, is big enough for the President to sit with his advisers, and no one can listen in.

They can also be made of other material, such as Tyvek.