1. System shoulders and waist adjustment2. Space front and back corporate image3. Internal fajon of elastic adjustment    NIVELES DE BLINDAJE / ARMOR LEVELSNIVELES NIJ / NIJ LEVELS  BLINDAJE FLEXIBLE / FLEXIBLE ARMOR IIA - II - IIIANIVELES ESPECIALES / SPECIALS LEVELS   BLINDAJE FLEXIBLE / FLEXIBLE ARMOR IIIA PLUS SIZE: S, M, L, Xplease contact for pricing and more information