diff --git a/csg/src/brush.rs b/csg/src/brush.rs
index b8568b7..8b10781 100644
--- a/csg/src/brush.rs
+++ b/csg/src/brush.rs
@@ -2,6 +2,7 @@ use glam::Vec3;
 
 use crate::plane::{Plane, PlaneIntersection};
 
+#[derive(Default)]
 pub struct MaterialId(pub String);
 
 pub struct TextureProjection {
@@ -24,6 +25,7 @@ impl Default for TextureProjection {
     }
 }
 
+#[derive(Default)]
 pub struct BrushPlane {
     pub plane: Plane,
     pub material: MaterialId,
diff --git a/editor/src/main.rs b/editor/src/main.rs
index aa298cb..7d63486 100644
--- a/editor/src/main.rs
+++ b/editor/src/main.rs
@@ -1,6 +1,6 @@
 use csg::{
-    brush::{Brush, BrushPlane, MaterialId, TextureProjection},
-    glam::{self, Vec3},
+    brush::{Brush, BrushPlane},
+    glam::{self, Mat3, Vec3},
     plane::Plane,
 };
 
@@ -20,8 +20,7 @@ fn generate_box_brush(position: Vec3, extent: Vec3) -> Brush {
 
         brush_planes.push(BrushPlane {
             plane: Plane::from_point_normal(point, *normal),
-            material: MaterialId("Epic".to_string()),
-            tex_projection: TextureProjection::default(),
+            ..Default::default()
         });
 
         println!("Plane: {:?}", brush_planes.last().unwrap().plane);