public ModelBiped getArmorModel(EntityLivingBase entitiyLiving, ItemStack itemstack, EntityEquipmentSlot armorslot, ModelBiped _default){

        if(itemstack != ItemStack.EMPTY) {
            if(itemstack.getItem() instanceof ItemArmor) {
                ModelMithrill model = new ModelMithrill();

                model.bipedHead.showModel = armorslot == EntityEquipmentSlot.HEAD;
                model.bipedHead.showModel = armorslot == EntityEquipmentSlot.CHEST;

                model.isChild = _default.isChild;
                model.isRiding = _default.isRiding;
                model.isSneak = _default.isSneak;
                model.rightArmPose = _default.rightArmPose;
                model.leftArmPose = _default.leftArmPose;

                return model;
            }
        }

        return null;
    }