They are made an animal that lives in the sea.
I believe the shells are made of chitin.
Most car shells are made from pressed steel, some are made from plastics.
Shells are grown by shellfish to cover their insides.
it's made of a certain amont of bug shells and hard plastic
NO . Turtles shells are natural and grow with the turtle. Plastic is man made .
Shells .......
Brass
its not a shell, its an exoskeleton, and it is made out of chitin.
they do not make stuffed shells in Italy it is an American dish
chewing gum is just flavored rubber. Smarties is not made from beetle shells.
rocky shells
shells