The term 'Tire Material' can be broken down into two crossword solutions: STEEL (5 letters) and RUBBER (6 letters). STEEL is a strong, durable metal alloy composed of iron and other elements. It is often used in the construction of buildings, bridges, and automobiles. RUBBER is a natural or synthetic material made from the sap of certain plants. It is used to make tires, hoses, and other products that require flexibility and durability.