diff --git a/crates/fj-core/src/operations/mod.rs b/crates/fj-core/src/operations/mod.rs
index 790384d17..15c69c85c 100644
--- a/crates/fj-core/src/operations/mod.rs
+++ b/crates/fj-core/src/operations/mod.rs
@@ -43,6 +43,7 @@ pub mod holes;
 pub mod insert;
 pub mod join;
 pub mod merge;
+pub mod presentation;
 pub mod replace;
 pub mod reverse;
 pub mod split;
diff --git a/crates/fj-core/src/operations/presentation.rs b/crates/fj-core/src/operations/presentation.rs
new file mode 100644
index 000000000..142a50249
--- /dev/null
+++ b/crates/fj-core/src/operations/presentation.rs
@@ -0,0 +1,9 @@
+//! Operations to control the presentation of objects
+
+use fj_interop::Color;
+
+/// Set the color of an object
+pub trait SetColor {
+    /// Set the color of the object
+    fn set_color(&self, color: impl Into<Color>) -> Self;
+}