diff --git a/yaml/xyz/openbmc_project/Inventory/Decorator/Dimension.interface.yaml b/yaml/xyz/openbmc_project/Inventory/Decorator/Dimension.interface.yaml
new file mode 100644
index 0000000..8b3445b
--- /dev/null
+++ b/yaml/xyz/openbmc_project/Inventory/Decorator/Dimension.interface.yaml
@@ -0,0 +1,16 @@
+description: >
+    Implement to provide physical dimension attributes.
+
+properties:
+    - name: Height
+      type: double
+      description: >
+          The height in meters.
+    - name: Width
+      type: double
+      description: >
+          The width in meters.
+    - name: Depth
+      type: double
+      description: >
+          The depth in meters.