A fan containment case for a gas turbine engine comprising: a first inner layer; a second layer outside the first inner layer, wherein the second layer is made of a first material having a first fabric architecture; a third layer outside of the second layer, wherein the third layer is made of a second material having a second fabric architecture, wherein at least one of the first material and the first fabric architecture of the second layer is different from the second material and the second architecture, respectively, of the third layer; and a fourth outer layer outside of the third layer, wherein: the first inner layer is an aramid fiber layer and has a two or three dimensional fabric architecture; the first material of the second layer is a hybrid carbon-fiberglass, the first architecture of the second layer being a triaxial braid, which includes first fibers, second fibers and third fibers, the second fibers and third fibers extending at a weave angle of about +/- 60° relative to the first fibers, the first fibers being carbon fibers, and the second fibers and the third fibers being fiberglass fibers; wherein the second material of the third layer is carbon, and the second architecture of the third layer is a triaxial braid which includes first fibers, second fibers and third fibers, the second fibers and third fibers extending at a weave angle of about +/- 45° relative to the first fibers, the first fibers, the second fibers and the third fibers being carbon fibers; and the fourth outer layer is made of carbon, and has a fabric architecture of a non-crimp fabric or of a triaxial braid. a first inner layer; a second layer outside the first inner layer, wherein the second layer is made of a first material having a first fabric architecture; a third layer outside of the second layer, wherein the third layer is made of a second material having a second fabric architecture, wherein at least one of the first material and the first fabric architecture of the second layer is different from the second material and the second architecture, respectively, of the third layer; and a fourth outer layer outside of the third layer, wherein: the first inner layer is an aramid fiber layer and has a two or three dimensional fabric architecture; the first material of the second layer is a hybrid carbon-fiberglass, the first architecture of the second layer being a triaxial braid, which includes first fibers, second fibers and third fibers, the second fibers and third fibers extending at a weave angle of about +/- 60° relative to the first fibers, the first fibers being carbon fibers, and the second fibers and the third fibers being fiberglass fibers; wherein the second material of the third layer is carbon, and the second architecture of the third layer is a triaxial braid which includes first fibers, second fibers and third fibers, the second fibers and third fibers extending at a weave angle of about +/- 45° relative to the first fibers, the first fibers, the second fibers and the third fibers being carbon fibers; and the fourth outer layer is made of carbon, and has a fabric architecture of a non-crimp fabric or of a triaxial braid. the first inner layer is an aramid fiber layer and has a two or three dimensional fabric architecture; the first material of the second layer is a hybrid carbon-fiberglass, the first architecture of the second layer being a triaxial braid, which includes first fibers, second fibers and third fibers, the second fibers and third fibers extending at a weave angle of about +/- 60° relative to the first fibers, the first fibers being carbon fibers, and the second fibers and the third fibers being fiberglass fibers; wherein the second material of the third layer is carbon, and the second architecture of the third layer is a triaxial braid which includes first fibers, second fibers and third fibers, the second fibers and third fibers extending at a weave angle of about +/- 45° relative to the first fibers, the first fibers, the second fibers and the third fibers being carbon fibers; and the fourth outer layer is made of carbon, and has a fabric architecture of a non-crimp fabric or of a triaxial braid.