diff --git a/app/components/AttachFloatingIpModal.tsx b/app/components/AttachFloatingIpModal.tsx
index ca4f2a91a..a6563145a 100644
--- a/app/components/AttachFloatingIpModal.tsx
+++ b/app/components/AttachFloatingIpModal.tsx
@@ -20,6 +20,7 @@ import {
 import { ListboxField } from '~/components/form/fields/ListboxField'
 import { HL } from '~/components/HL'
 import { addToast } from '~/stores/toast'
+import { ItemLabel } from '~/ui/lib/ItemLabel'
 import { Message } from '~/ui/lib/Message'
 import { Slash } from '~/ui/lib/Slash'
 
@@ -50,21 +51,16 @@ function IpPoolName({ ipPoolId }: { ipPoolId: string }) {
 
 function FloatingIpLabel({ fip }: { fip: FloatingIp }) {
   return (
-    <div className="text-secondary selected:text-accent-secondary">
-      <div>{fip.name}</div>
-      <div className="flex gap-0.5">
-        <div>{fip.ip}</div>
-        <IpPoolName ipPoolId={fip.ipPoolId} />
-        {fip.description && (
-          <>
-            <Slash />
-            <div className="grow overflow-hidden text-left text-ellipsis whitespace-pre">
-              {fip.description}
-            </div>
-          </>
-        )}
-      </div>
-    </div>
+    <ItemLabel name={fip.name}>
+      {fip.ip}
+      <IpPoolName ipPoolId={fip.ipPoolId} />
+      {fip.description && (
+        <>
+          <Slash />
+          {fip.description}
+        </>
+      )}
+    </ItemLabel>
   )
 }
 
diff --git a/app/components/PoolListboxItem.tsx b/app/components/PoolListboxItem.tsx
index c3041d61c..6b781b3fd 100644
--- a/app/components/PoolListboxItem.tsx
+++ b/app/components/PoolListboxItem.tsx
@@ -10,6 +10,7 @@ import type { IpVersion } from '@oxide/api'
 import { Badge } from '@oxide/design-system/ui'
 
 import { IpVersionBadge } from '~/components/IpVersionBadge'
+import { ItemLabel } from '~/ui/lib/ItemLabel'
 import type { ListboxItem } from '~/ui/lib/Listbox'
 
 /** Common fields of SiloIpPool and SiloSubnetPool used for display */
@@ -25,16 +26,17 @@ export function toPoolItem(p: PoolLike): ListboxItem {
   const value = p.name
   const selectedLabel = p.name
   const label = (
-    <div className="flex flex-col gap-1">
-      <div className="flex items-center gap-1.5">
-        {p.name}
-        {p.isDefault && <Badge color="neutral">default</Badge>}
-        <IpVersionBadge ipVersion={p.ipVersion} />
-      </div>
-      {!!p.description && (
-        <div className="text-secondary selected:text-accent-secondary">{p.description}</div>
-      )}
-    </div>
+    <ItemLabel
+      name={
+        <>
+          {p.name}
+          {p.isDefault && <Badge color="neutral">default</Badge>}
+          <IpVersionBadge ipVersion={p.ipVersion} />
+        </>
+      }
+    >
+      {p.description}
+    </ItemLabel>
   )
   return { value, selectedLabel, label }
 }
diff --git a/app/components/form/fields/ImageSelectField.tsx b/app/components/form/fields/ImageSelectField.tsx
index 13bb17663..6d23427c1 100644
--- a/app/components/form/fields/ImageSelectField.tsx
+++ b/app/components/form/fields/ImageSelectField.tsx
@@ -11,6 +11,7 @@ import type { Image } from '@oxide/api'
 
 import type { InstanceCreateInput } from '~/forms/instance-create'
 import type { ComboboxItem } from '~/ui/lib/Combobox'
+import { ItemLabel } from '~/ui/lib/ItemLabel'
 import { Slash } from '~/ui/lib/Slash'
 import { diskSizeNearest10 } from '~/util/math'
 import { bytesToGiB, GiB } from '~/util/units'
@@ -79,11 +80,6 @@ export function toImageComboboxItem(
   return {
     value: id,
     selectedLabel: name,
-    label: (
-      <div className="flex flex-col gap-1">
-        <div>{name}</div>
-        <div className="text-secondary selected:text-accent-secondary">{itemMetadata}</div>
-      </div>
-    ),
+    label: <ItemLabel name={name}>{itemMetadata}</ItemLabel>,
   }
 }
diff --git a/app/forms/disk-create.tsx b/app/forms/disk-create.tsx
index 2e8f182d4..32c097d1e 100644
--- a/app/forms/disk-create.tsx
+++ b/app/forms/disk-create.tsx
@@ -34,6 +34,7 @@ import { HL } from '~/components/HL'
 import { useProjectSelector } from '~/hooks/use-params'
 import { addToast } from '~/stores/toast'
 import { FieldLabel } from '~/ui/lib/FieldLabel'
+import { ItemLabel } from '~/ui/lib/ItemLabel'
 import { SideModalFormDocs } from '~/ui/lib/ModalLinks'
 import { Radio } from '~/ui/lib/Radio'
 import { RadioGroup } from '~/ui/lib/RadioGroup'
@@ -420,14 +421,11 @@ const SnapshotSelectField = ({ control }: { control: Control<DiskCreateForm> })
           value: i.id,
           selectedLabel: i.name,
           label: (
-            <>
-              <div>{i.name}</div>
-              <div className="text-secondary selected:text-accent-secondary">
-                Created on {toLocaleDateString(i.timeCreated)}
-                <DiskNameFromId disk={i.diskId} /> <Slash /> {formattedSize.value}{' '}
-                {formattedSize.unit}
-              </div>
-            </>
+            <ItemLabel name={i.name}>
+              Created on {toLocaleDateString(i.timeCreated)}
+              <DiskNameFromId disk={i.diskId} /> <Slash /> {formattedSize.value}{' '}
+              {formattedSize.unit}
+            </ItemLabel>
           ),
         }
       })}
diff --git a/app/forms/instance-create.tsx b/app/forms/instance-create.tsx
index 2895873ea..ce57bbea6 100644
--- a/app/forms/instance-create.tsx
+++ b/app/forms/instance-create.tsx
@@ -70,6 +70,7 @@ import { Button } from '~/ui/lib/Button'
 import { toComboboxItems } from '~/ui/lib/Combobox'
 import { FormDivider } from '~/ui/lib/Divider'
 import { EmptyMessage } from '~/ui/lib/EmptyMessage'
+import { ItemLabel } from '~/ui/lib/ItemLabel'
 import { Listbox } from '~/ui/lib/Listbox'
 import { Message } from '~/ui/lib/Message'
 import { MiniTable } from '~/ui/lib/MiniTable'
@@ -862,20 +863,15 @@ export default function CreateInstanceForm() {
 }
 
 const FloatingIpLabel = ({ ip }: { ip: FloatingIp }) => (
-  <div>
-    <div>{ip.name}</div>
-    <div className="text-secondary selected:text-accent-secondary flex gap-0.5">
-      <div>{ip.ip}</div>
-      {ip.description && (
-        <>
-          <Slash />
-          <div className="grow overflow-hidden text-left text-ellipsis whitespace-pre">
-            {ip.description}
-          </div>
-        </>
-      )}
-    </div>
-  </div>
+  <ItemLabel name={ip.name}>
+    {ip.ip}
+    {ip.description && (
+      <>
+        <Slash />
+        {ip.description}
+      </>
+    )}
+  </ItemLabel>
 )
 
 const NetworkingSection = ({
diff --git a/app/pages/system/networking/IpPoolPage.tsx b/app/pages/system/networking/IpPoolPage.tsx
index bfb544ea5..180314657 100644
--- a/app/pages/system/networking/IpPoolPage.tsx
+++ b/app/pages/system/networking/IpPoolPage.tsx
@@ -53,6 +53,7 @@ import { type ComboboxItem } from '~/ui/lib/Combobox'
 import { CreateButton, CreateLink } from '~/ui/lib/CreateButton'
 import * as Dropdown from '~/ui/lib/DropdownMenu'
 import { EmptyMessage } from '~/ui/lib/EmptyMessage'
+import { ItemLabel } from '~/ui/lib/ItemLabel'
 import { Message } from '~/ui/lib/Message'
 import { Modal } from '~/ui/lib/Modal'
 import { PageHeader, PageTitle } from '~/ui/lib/PageHeader'
@@ -476,16 +477,7 @@ const defaultValues: LinkSiloFormValues = { silo: undefined, isDefault: false }
 const toSiloComboboxItem = ({ name, description }: Silo): ComboboxItem => ({
   value: name,
   selectedLabel: name,
-  label: (
-    <div className="flex flex-col gap-1">
-      <div>{name}</div>
-      {description && (
-        <div className="text-secondary selected:text-accent-secondary line-clamp-2 break-words">
-          {description}
-        </div>
-      )}
-    </div>
-  ),
+  label: <ItemLabel name={name}>{description}</ItemLabel>,
 })
 
 function LinkSiloModal({ onDismiss }: { onDismiss: () => void }) {
diff --git a/app/ui/lib/ItemLabel.tsx b/app/ui/lib/ItemLabel.tsx
new file mode 100644
index 000000000..49df14c53
--- /dev/null
+++ b/app/ui/lib/ItemLabel.tsx
@@ -0,0 +1,40 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, you can obtain one at https://mozilla.org/MPL/2.0/.
+ *
+ * Copyright Oxide Computer Company
+ */
+
+import type { ReactNode } from 'react'
+
+import { classed } from '~/util/classed'
+
+/**
+ * Secondary line in a combobox or listbox item label, e.g., a description or
+ * metadata shown under the item name. The `selected:` variant keeps the text
+ * legible against the accent background of the highlighted option. User-supplied
+ * descriptions can be arbitrarily long, so clamp at two lines to keep option
+ * heights bounded, and break long unbroken tokens (like URLs) so they wrap
+ * instead of overflowing. Content must be inline (no flex/block children) or
+ * the line clamp won't apply.
+ */
+const ItemDescription = classed.div`text-secondary selected:text-accent-secondary line-clamp-2 break-words`
+
+type ItemLabelProps = {
+  /** Resource name, plus any badges (the name row is a flex row with gap) */
+  name: ReactNode
+  /** Secondary line: a description, slash-separated metadata, or both */
+  children?: ReactNode
+}
+
+/**
+ * Standard two-line label for combobox and listbox items: resource name over
+ * an optional secondary line.
+ */
+export const ItemLabel = ({ name, children }: ItemLabelProps) => (
+  <div className="flex flex-col gap-1">
+    <div className="flex items-center gap-1.5">{name}</div>
+    {children && <ItemDescription>{children}</ItemDescription>}
+  </div>
+)