Rockport Works brings performance technology to comfortable romeo style in the More Energy Romeo CT Met Guard. Packed with safety features like extra wide composite toe caps, electrical hazard protection, Poron XRD internal met guards and 100% non-metallic construction to provide unbeatable on the job safety for feet. Poron XRD internal met guards provide thin, lightweight breathable impact protection engineered for repeated shock absorption. During normal wear XRD met guard is soft, flexible and comfortable. Upon impact XRD instantly firms to form a protective shell that protects the instep from impact, instantly dissipating force, absorbing up to 90% of energy. Featuring adiPRENE by adidas, technology that both absorbs shock in the heel and helps provide energy rebound in the forefoot. From the first step you�ll know it�s there. Material: Leather.