flak jacket References flak jacket armor Ask Anything Homework Help Also known as: flak suit Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of EncyclopƦdia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: armour/ The return of body armourā¦that conflict wore heavy āflak jacketsā designed to protect against fragmentation from air-defense guns. Read Moreā¦that conflict wore heavy āflak jacketsā designed to protect against fragmentation from air-defense guns. Read Morebulletproof vestThese āflak jacketsā were flexible enough to permit relatively free movement by the wearer while affording him adequate protection against shell fragments. They could not stop an armour-piercing bullet, however. Read MoreThese āflak jacketsā were flexible enough to permit relatively free movement by the wearer while affording him adequate protection against shell fragments. They could not stop an armour-piercing bullet, however. Read More