Abstract: The invention relates to a ballistic layer for a ballistic multilayer arrangement (1), wherein it is formed by an absorption layer (2, 2a, 2b) that entirely or largely comprises expanded glass (21) and by a ballistic multilayer arrangement (1) with an impact side (A) and a back side (B), wherein at least one of the layers is formed by such an absorption layer (2, 2a, 2b) that entirely or largely comprises expanded glass (21).