diff --git a/packages/components/src/spectrum/comboBox/ComboBoxNormalized.tsx b/packages/components/src/spectrum/comboBox/ComboBoxNormalized.tsx
index 0b774a9c0a..b963803a47 100644
--- a/packages/components/src/spectrum/comboBox/ComboBoxNormalized.tsx
+++ b/packages/components/src/spectrum/comboBox/ComboBoxNormalized.tsx
@@ -6,6 +6,14 @@ import { ComboBoxProps } from './ComboBox';
 
 export type ComboBoxNormalizedProps = PickerNormalizedPropsT<ComboBoxProps>;
 
+/**
+ * ComboBox that takes an array of `NormalizedItem` or `NormalizedSection` items
+ * as children and uses a render item function to render the items. `NormalizedItem`
+ * and `NormalizedSection` datums always provide a `key` property but have an
+ * optional `item` property that can be lazy loaded. This is necessary to support
+ * windowed data since we need a representative key for every item in the
+ * collection.
+ */
 export function ComboBoxNormalized({
   UNSAFE_className,
   ...props
diff --git a/tests/styleguide.spec.ts-snapshots/pickers-chromium-linux.png b/tests/styleguide.spec.ts-snapshots/pickers-chromium-linux.png
index 10724bfe64..b4dfbf9842 100644
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diff --git a/tests/styleguide.spec.ts-snapshots/pickers-firefox-linux.png b/tests/styleguide.spec.ts-snapshots/pickers-firefox-linux.png
index c2d689247e..c6542e6f69 100644
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diff --git a/tests/styleguide.spec.ts-snapshots/pickers-webkit-linux.png b/tests/styleguide.spec.ts-snapshots/pickers-webkit-linux.png
index 984f2d4ddb..23f3da7510 100644
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