diff --git a/packages/stage-ui/src/components/layouts/Tabs.vue b/packages/stage-ui/src/components/layouts/Tabs.vue
deleted file mode 100644
index 2bbade7d7..000000000
--- a/packages/stage-ui/src/components/layouts/Tabs.vue
+++ /dev/null
@@ -1,143 +0,0 @@
-<script setup lang="ts">
-import { computed } from 'vue'
-
-type ThemeVariant = 'primary' | 'violet' | 'lime' | 'orange'
-
-export interface TabItem {
-  value: string
-  label: string
-  icon?: string | { active: string, idle: string }
-  disabled?: boolean
-}
-
-const props = withDefaults(defineProps<{
-  modelValue: string
-  tabs: TabItem[]
-  theme?: ThemeVariant
-  size?: 'xs' | 'sm' | 'md'
-  label?: string
-}>(), {
-  theme: 'primary',
-  size: 'sm',
-})
-
-const emit = defineEmits<{
-  (e: 'update:modelValue', v: string): void
-  (e: 'change', v: string): void
-}>()
-
-const commonThemeClasses = {
-  tabActive: [
-    'bg-white shadow-sm font-bold text-primary-600 dark:text-primary-400 text-xs',
-    'ring-2 ring-primary-500',
-    'dark:bg-neutral-700',
-    'ring-1 ring-black/5 dark:ring-white/10',
-  ],
-  tabIdle: [
-    'text-neutral-600 hover:bg-white/70',
-    'dark:text-neutral-300 dark:hover:bg-white/10',
-    'text-xs',
-  ],
-}
-
-const themeClasses: Record<ThemeVariant, {
-  container: string[]
-  tabActive: string[]
-  tabIdle: string[]
-  label?: string[]
-}> = {
-  primary: {
-    container: [
-      'bg-primary-50/60 dark:bg-primary-900/25 backdrop-blur-md',
-      'text-neutral-700/80 dark:text-neutral-300/80',
-    ],
-    label: ['text-primary-500 dark:text-primary-400 font-semibold'],
-    ...commonThemeClasses,
-  },
-  violet: {
-    container: [
-      'bg-violet-50/60 dark:bg-violet-900/25 backdrop-blur-md',
-      'text-neutral-700/80 dark:text-neutral-300/80',
-    ],
-    label: ['text-violet-500 dark:text-violet-400 font-semibold'],
-    ...commonThemeClasses,
-  },
-  lime: {
-    container: [
-      'bg-lime-50/60 dark:bg-lime-900/25 backdrop-blur-md',
-      'text-neutral-700/80 dark:text-neutral-300/80',
-    ],
-    label: ['text-lime-500 dark:text-lime-400 font-semibold'],
-    ...commonThemeClasses,
-  },
-  orange: {
-    container: [
-      'bg-orange-50/70 dark:bg-orange-900/25 backdrop-blur-md',
-      'text-neutral-700/80 dark:text-neutral-300/80',
-    ],
-    label: ['text-orange-500 dark:text-orange-400 font-semibold'],
-    ...commonThemeClasses,
-  },
-}
-
-const sizeCls = computed(() => ({
-  xs: 'px-2 py-1 text-xs',
-  sm: 'px-3 py-1.5 text-sm',
-  md: 'px-4 py-2 text-sm',
-})[props.size])
-
-function onClick(v: string, disabled?: boolean) {
-  if (disabled)
-    return
-  if (v === props.modelValue)
-    return
-  emit('update:modelValue', v)
-  emit('change', v)
-}
-</script>
-
-<template>
-  <div
-    class="relative overflow-hidden rounded-lg p-2"
-    :class="themeClasses[theme].container"
-  >
-    <div v-if="label" class="mb-1 text-sm" :class="themeClasses[theme].label">
-      {{ label }}
-    </div>
-    <div class="flex select-none items-center gap-1" role="tablist">
-      <button
-        v-for="t in tabs"
-        :key="t.value"
-        type="button"
-        role="tab"
-        :aria-selected="modelValue === t.value"
-        :disabled="t.disabled"
-        :class="[
-          'inline-flex items-center gap-1 rounded-md transition-all',
-          sizeCls,
-          t.disabled ? 'opacity-40 cursor-not-allowed' : '',
-          modelValue === t.value ? themeClasses[theme].tabActive : themeClasses[theme].tabIdle,
-          'focus-visible:outline-2 focus-visible:outline-solid focus-visible:outline-primary-200 focus-visible:outline-offset-2',
-        ]"
-        @click="onClick(t.value, t.disabled)"
-      >
-        <span
-          v-if="t.icon"
-          :class="[
-            typeof t.icon === 'string'
-              ? t.icon
-              : (t.value === modelValue ? t.icon.active : t.icon.idle),
-            'text-base',
-          ]"
-        />
-        <span class="whitespace-nowrap">{{ t.label }}</span>
-      </button>
-    </div>
-
-    <!-- Content -->
-    <div class="mt-2">
-      <!-- Pass active value to consumer -->
-      <slot name="default" :active="modelValue" />
-    </div>
-  </div>
-</template>
diff --git a/packages/stage-ui/src/components/scenarios/settings/model-settings/VRM.vue b/packages/stage-ui/src/components/scenarios/settings/model-settings/VRM.vue
index fe07dc396..f68a38771 100644
--- a/packages/stage-ui/src/components/scenarios/settings/model-settings/VRM.vue
+++ b/packages/stage-ui/src/components/scenarios/settings/model-settings/VRM.vue
@@ -1,12 +1,12 @@
 <script setup lang="ts">
 import { useModelStore } from '@proj-airi/stage-ui-three'
-import { Button } from '@proj-airi/ui'
+import { Button, SelectTab } from '@proj-airi/ui'
 import { storeToRefs } from 'pinia'
 import { computed } from 'vue'
 import { useI18n } from 'vue-i18n'
 
 import { Container, PropertyColor, PropertyNumber, PropertyPoint } from '../../../data-pane'
-import { Callout, Tabs } from '../../../layouts'
+import { Callout } from '../../../layouts'
 import { ColorPalette } from '../../../widgets'
 
 defineProps<{
@@ -49,24 +49,22 @@ const trackingOptions = computed(() => [
 ])
 
 // switch between hemisphere light and sky box
-const tabList = [
+const envOptions = computed(() => [
   {
     value: 'hemisphere',
     label: 'Hemisphere',
-    icon: {
-      idle: 'i-solar:forbidden-circle-linear rotate-45',
-      active: 'i-solar:forbidden-circle-bold rotate-45',
-    },
+    icon: envSelect.value === 'hemisphere'
+      ? 'i-solar:forbidden-circle-bold rotate-45'
+      : 'i-solar:forbidden-circle-linear rotate-45',
   },
   {
     value: 'skyBox',
     label: 'SkyBox',
-    icon: {
-      idle: 'i-solar:gallery-circle-linear',
-      active: 'i-solar:gallery-circle-bold',
-    },
+    icon: envSelect.value === 'skyBox'
+      ? 'i-solar:gallery-circle-bold'
+      : 'i-solar:gallery-circle-linear',
   },
-]
+])
 </script>
 
 <template>
@@ -157,38 +155,48 @@ const tabList = [
       />
     </div>
     <div>
-      <Tabs v-model="envSelect" :tabs="tabList" label="Environment">
-        <template #default>
-          <div v-if="envSelect === 'hemisphere'">
-            <!-- hemisphere settings -->
-            <div grid="~ cols-5 gap-1" p-2>
-              <PropertyNumber
-                v-model="hemisphereLightIntensity"
-                :config="{ min: 0, max: 10, step: 0.01, label: 'Intensity' }"
-                label="Hemisphere Light Intensity"
-              />
-              <PropertyColor
-                v-model="hemisphereSkyColor"
-                label="Hemisphere Sky Color"
-              />
-              <PropertyColor
-                v-model="hemisphereGroundColor"
-                label="Hemisphere Ground Color"
-              />
-            </div>
-          </div>
-          <div v-else>
-            <!-- skybox settings -->
-            <div grid="~ cols-5 gap-1" p-2>
-              <PropertyNumber
-                v-model="skyBoxIntensity"
-                :config="{ min: 0, max: 1, step: 0.01, label: 'Intensity' }"
-                :label="t('settings.vrm.skybox.skybox-intensity')"
-              />
-            </div>
-          </div>
-        </template>
-      </Tabs>
+      <div
+        :class="[
+          'px-2',
+          'pt-2',
+          'text-xs',
+          'text-neutral-500',
+          'dark:text-neutral-400',
+        ]"
+      >
+        Environment
+      </div>
+      <div :class="['p-2']">
+        <SelectTab v-model="envSelect" :options="envOptions" size="sm" />
+      </div>
+      <div v-if="envSelect === 'hemisphere'">
+        <!-- hemisphere settings -->
+        <div grid="~ cols-5 gap-1" p-2>
+          <PropertyNumber
+            v-model="hemisphereLightIntensity"
+            :config="{ min: 0, max: 10, step: 0.01, label: 'Intensity' }"
+            label="Hemisphere Light Intensity"
+          />
+          <PropertyColor
+            v-model="hemisphereSkyColor"
+            label="Hemisphere Sky Color"
+          />
+          <PropertyColor
+            v-model="hemisphereGroundColor"
+            label="Hemisphere Ground Color"
+          />
+        </div>
+      </div>
+      <div v-else>
+        <!-- skybox settings -->
+        <div grid="~ cols-5 gap-1" p-2>
+          <PropertyNumber
+            v-model="skyBoxIntensity"
+            :config="{ min: 0, max: 1, step: 0.01, label: 'Intensity' }"
+            :label="t('settings.vrm.skybox.skybox-intensity')"
+          />
+        </div>
+      </div>
     </div>
   </Container>
   <Container