The most common materials for shielding the opaque areas of a vehicle are the Spectra, Kevlar, Twaron and special compounds as the 3D-Shield, (three-dimensional lightweight armor system).

In the upper levels or those shielding required to protect against threats of bombings, ambushes in which long-range weapons such as rifles and machine guns are used, it is necessary to use materials like ballistic steel and special compounds of ceramic and aramid manufactured by prestigious companies.