diff --git a/src/app/WardrobePage/support/ItemSupportAppearanceLayerModal.js b/src/app/WardrobePage/support/ItemSupportAppearanceLayerModal.js
index 16ef90fb..632e823b 100644
--- a/src/app/WardrobePage/support/ItemSupportAppearanceLayerModal.js
+++ b/src/app/WardrobePage/support/ItemSupportAppearanceLayerModal.js
@@ -2,6 +2,10 @@ import * as React from "react";
 import {
   Button,
   Box,
+  FormControl,
+  FormErrorMessage,
+  FormHelperText,
+  FormLabel,
   HStack,
   Modal,
   ModalBody,
@@ -9,74 +13,80 @@ import {
   ModalContent,
   ModalHeader,
   ModalOverlay,
+  Radio,
+  RadioGroup,
 } from "@chakra-ui/core";
 import { ExternalLinkIcon } from "@chakra-ui/icons";
 
-function ItemSupportAppearanceLayerModal({ item, itemLayer, isOpen, onClose }) {
+import { OutfitLayers } from "../../components/OutfitPreview";
+import SpeciesColorPicker from "../../components/SpeciesColorPicker";
+import useOutfitAppearance from "../../components/useOutfitAppearance";
+
+function ItemSupportAppearanceLayerModal({
+  item,
+  itemLayer,
+  outfitState,
+  isOpen,
+  onClose,
+}) {
   return (
     <Modal size="xl" isOpen={isOpen} onClose={onClose}>
       <ModalOverlay>
-        <ModalContent>
+        <ModalContent color="green.800">
           <ModalHeader>
             Layer {itemLayer.id}: {item.name}
           </ModalHeader>
           <ModalCloseButton />
           <ModalBody mb="4" pb="4">
-            <Box
-              as="dl"
-              display="grid"
-              gridTemplateColumns="max-content auto"
-              gridRowGap="1"
-              gridColumnGap="2"
-            >
-              <Box as="dt" gridColumn="1" fontWeight="bold">
-                ID:
-              </Box>
-              <Box as="dd" gridColumn="2">
-                {itemLayer.id}
-              </Box>
-              <Box as="dt" gridColumn="1" fontWeight="bold">
-                Zone:
-              </Box>
-              <Box as="dd" gridColumn="2">
+            <Metadata>
+              <MetadataLabel>ID:</MetadataLabel>
+              <MetadataValue>{itemLayer.id}</MetadataValue>
+              <MetadataLabel>Zone:</MetadataLabel>
+              <MetadataValue>
                 {itemLayer.zone.label} ({itemLayer.zone.id})
-              </Box>
-              <Box as="dt" gridColumn="1" fontWeight="bold">
-                Assets:
-              </Box>
-              <HStack as="dd" gridColumn="2" spacing="2">
-                {itemLayer.svgUrl ? (
-                  <Button
-                    as="a"
-                    size="xs"
-                    target="_blank"
-                    href={itemLayer.svgUrl}
-                    colorScheme="teal"
-                  >
-                    SVG <ExternalLinkIcon ml="1" />
-                  </Button>
-                ) : (
-                  <Button size="xs" isDisabled>
-                    No SVG
-                  </Button>
-                )}
-                {itemLayer.imageUrl ? (
-                  <Button
-                    as="a"
-                    size="xs"
-                    target="_blank"
-                    href={itemLayer.imageUrl}
-                    colorScheme="teal"
-                  >
-                    PNG <ExternalLinkIcon ml="1" />
-                  </Button>
-                ) : (
-                  <Button size="xs" isDisabled>
-                    No PNG
-                  </Button>
-                )}
-              </HStack>
-            </Box>
+              </MetadataValue>
+              <MetadataLabel>Assets:</MetadataLabel>
+              <MetadataValue>
+                <HStack spacing="2">
+                  {itemLayer.svgUrl ? (
+                    <Button
+                      as="a"
+                      size="xs"
+                      target="_blank"
+                      href={itemLayer.svgUrl}
+                      colorScheme="teal"
+                    >
+                      SVG <ExternalLinkIcon ml="1" />
+                    </Button>
+                  ) : (
+                    <Button size="xs" isDisabled>
+                      No SVG
+                    </Button>
+                  )}
+                  {itemLayer.imageUrl ? (
+                    <Button
+                      as="a"
+                      size="xs"
+                      target="_blank"
+                      href={itemLayer.imageUrl}
+                      colorScheme="teal"
+                    >
+                      PNG <ExternalLinkIcon ml="1" />
+                    </Button>
+                  ) : (
+                    <Button size="xs" isDisabled>
+                      No PNG
+                    </Button>
+                  )}
+                </HStack>
+              </MetadataValue>
+            </Metadata>
+            <Box height="8" />
+            <ItemSupportAppearanceLayerPetCompatibility
+              item={item}
+              itemLayer={itemLayer}
+              outfitState={outfitState}
+            />
           </ModalBody>
         </ModalContent>
       </ModalOverlay>
@@ -84,4 +94,122 @@ function ItemSupportAppearanceLayerModal({ item, itemLayer, isOpen, onClose }) {
   );
 }
 
+function ItemSupportAppearanceLayerPetCompatibility({
+  item,
+  itemLayer,
+  outfitState,
+}) {
+  const [selectedBiology, setSelectedBiology] = React.useState({
+    speciesId: outfitState.speciesId,
+    colorId: outfitState.colorId,
+    pose: outfitState.pose,
+    isValid: true,
+  });
+  const [visibleBiology, setVisibleBiology] = React.useState(selectedBiology);
+  console.log(selectedBiology, visibleBiology);
+
+  const { loading, error, visibleLayers } = useOutfitAppearance({
+    speciesId: visibleBiology.speciesId,
+    colorId: visibleBiology.colorId,
+    pose: visibleBiology.pose,
+    wornItemIds: [item.id],
+  });
+
+  const biologyLayers = visibleLayers.filter((l) => l.source === "pet");
+
+  return (
+    <FormControl isInvalid={error || !selectedBiology.isValid ? true : false}>
+      <FormLabel>Pet compatibility</FormLabel>
+      <RadioGroup
+        colorScheme="green"
+        value={itemLayer.bodyId}
+        onChange={(e) => console.log(e)}
+        marginBottom="4"
+      >
+        <Radio value="0">
+          Fits all pets{" "}
+          <Box display="inline" color="gray.400" fontSize="sm">
+            (Body ID: 0)
+          </Box>
+        </Radio>
+        <Radio as="div" value="100" marginTop="2">
+          Fits all pets with the same body as:{" "}
+          <Box display="inline" color="gray.400" fontSize="sm">
+            (Body ID: 100)
+          </Box>
+        </Radio>
+      </RadioGroup>
+      <Box display="flex" flexDirection="column" alignItems="center">
+        <Box
+          width="150px"
+          height="150px"
+          marginTop="2"
+          marginBottom="2"
+          boxShadow="md"
+          borderRadius="md"
+        >
+          <OutfitLayers
+            loading={loading}
+            visibleLayers={[...biologyLayers, itemLayer]}
+          />
+        </Box>
+        <SpeciesColorPicker
+          speciesId={selectedBiology.speciesId}
+          colorId={selectedBiology.colorId}
+          idealPose={outfitState.pose}
+          isDisabled={itemLayer.bodyId === "0"}
+          size="sm"
+          showPlaceholders
+          onChange={(species, color, isValid, pose) => {
+            const speciesId = species.id;
+            const colorId = color.id;
+
+            setSelectedBiology({ speciesId, colorId, isValid, pose });
+            if (isValid) {
+              setVisibleBiology({ speciesId, colorId, isValid, pose });
+            }
+          }}
+        />
+        <Box height="1" />
+        {!error && (
+          <FormHelperText>
+            If it doesn't look right, try some other options until it does!
+          </FormHelperText>
+        )}
+        {error && <FormErrorMessage>{error.message}</FormErrorMessage>}
+      </Box>
+    </FormControl>
+  );
+}
+
+function Metadata({ children }) {
+  return (
+    <Box
+      as="dl"
+      display="grid"
+      gridTemplateColumns="max-content auto"
+      gridRowGap="1"
+      gridColumnGap="2"
+    >
+      {children}
+    </Box>
+  );
+}
+
+function MetadataLabel({ children }) {
+  return (
+    <Box as="dt" gridColumn="1" fontWeight="bold">
+      {children}
+    </Box>
+  );
+}
+
+function MetadataValue({ children }) {
+  return (
+    <Box as="dd" gridColumn="2">
+      {children}
+    </Box>
+  );
+}
+
 export default ItemSupportAppearanceLayerModal;
diff --git a/src/app/WardrobePage/support/ItemSupportDrawer.js b/src/app/WardrobePage/support/ItemSupportDrawer.js
index 22750e36..4c2e3b54 100644
--- a/src/app/WardrobePage/support/ItemSupportDrawer.js
+++ b/src/app/WardrobePage/support/ItemSupportDrawer.js
@@ -250,9 +250,10 @@ function ItemSupportAppearanceFields({ item, outfitState }) {
       <HStack spacing="4" overflow="auto" paddingX="1">
         {itemLayers.map((itemLayer) => (
           <ItemSupportAppearanceLayer
-            biologyLayers={biologyLayers}
-            itemLayer={itemLayer}
             item={item}
+            itemLayer={itemLayer}
+            biologyLayers={biologyLayers}
+            outfitState={outfitState}
           />
         ))}
       </HStack>
@@ -261,7 +262,12 @@ function ItemSupportAppearanceFields({ item, outfitState }) {
   );
 }
 
-function ItemSupportAppearanceLayer({ biologyLayers, itemLayer, item }) {
+function ItemSupportAppearanceLayer({
+  item,
+  itemLayer,
+  biologyLayers,
+  outfitState,
+}) {
   const { isOpen, onOpen, onClose } = useDisclosure();
 
   return (
@@ -311,6 +317,7 @@ function ItemSupportAppearanceLayer({ biologyLayers, itemLayer, item }) {
       <ItemSupportAppearanceLayerModal
         item={item}
         itemLayer={itemLayer}
+        outfitState={outfitState}
         isOpen={isOpen}
         onClose={onClose}
       />
diff --git a/src/app/components/OutfitPreview.js b/src/app/components/OutfitPreview.js
index bf9f5263..e80dd790 100644
--- a/src/app/components/OutfitPreview.js
+++ b/src/app/components/OutfitPreview.js
@@ -167,7 +167,7 @@ export function OutfitLayers({
         opacity={isMounted && loading ? 1 : 0}
         transition={`opacity 0.2s ${loading ? loadingDelay : "0s"}`}
       >
-        <FullScreenCenter>
+        <FullScreenCenter zIndex="9000">
           <Box
             width="100%"
             height="100%"
@@ -175,7 +175,7 @@ export function OutfitLayers({
             opacity="0.8"
           />
         </FullScreenCenter>
-        <FullScreenCenter>
+        <FullScreenCenter zIndex="9001">
           <HangerSpinner color="green.300" boxSize="48px" />
         </FullScreenCenter>
       </Box>
diff --git a/src/app/components/SpeciesColorPicker.js b/src/app/components/SpeciesColorPicker.js
index a669b1e8..0d6a9536 100644
--- a/src/app/components/SpeciesColorPicker.js
+++ b/src/app/components/SpeciesColorPicker.js
@@ -15,7 +15,9 @@ function SpeciesColorPicker({
   speciesId,
   colorId,
   idealPose,
-  showPlaceholders,
+  showPlaceholders = false,
+  isDisabled = false,
+  size = "md",
   dark = false,
   onChange,
 }) {
@@ -51,30 +53,38 @@ function SpeciesColorPicker({
   const backgroundColor = dark ? "gray.600" : "white";
   const borderColor = dark ? "transparent" : "green.600";
   const textColor = dark ? "gray.50" : "inherit";
-  const SpeciesColorSelect = ({ ...props }) => (
-    <Select
-      backgroundColor={backgroundColor}
-      color={textColor}
-      border="1px"
-      borderColor={borderColor}
-      boxShadow="md"
-      width="auto"
-      _hover={{
-        borderColor: "green.400",
-      }}
-      _disabled={{
-        // Visually the disabled state is the same as the normal state, but
-        // with a wait cursor. We don't expect this to take long, and the flash
-        // of content is rough! (The caret still flashes, but that's small and
-        // harder to style in Chakra.)
-        opacity: 1,
-        cursor: "wait",
-      }}
-      isInvalid={valids && !pairIsValid(valids, speciesId, colorId)}
-      errorBorderColor="red.300"
-      {...props}
-    />
-  );
+  const SpeciesColorSelect = ({ isDisabled, isLoading, ...props }) => {
+    const loadingProps = isLoading
+      ? {
+          // Visually the disabled state is the same as the normal state, but
+          // with a wait cursor. We don't expect this to take long, and the flash
+          // of content is rough! (The caret still flashes, but that's small and
+          // harder to style in Chakra.)
+          opacity: 1,
+          cursor: "wait",
+        }
+      : {};
+
+    return (
+      <Select
+        backgroundColor={backgroundColor}
+        color={textColor}
+        size={size}
+        border="1px"
+        borderColor={borderColor}
+        boxShadow="md"
+        width="auto"
+        _hover={{
+          borderColor: "green.400",
+        }}
+        isInvalid={valids && !pairIsValid(valids, speciesId, colorId)}
+        isDisabled={isDisabled || isLoading}
+        errorBorderColor="red.300"
+        {...props}
+        {...loadingProps}
+      />
+    );
+  };
 
   if ((loadingMeta || loadingValids) && !showPlaceholders) {
     return (
@@ -125,7 +135,8 @@ function SpeciesColorPicker({
       <SpeciesColorSelect
         aria-label="Pet color"
         value={colorId}
-        isDisabled={allColors.length === 0}
+        isLoading={allColors.length === 0}
+        isDisabled={isDisabled}
         onChange={onChangeColor}
       >
         {allColors.length === 0 && (
@@ -141,11 +152,12 @@ function SpeciesColorPicker({
           </option>
         ))}
       </SpeciesColorSelect>
-      <Box width="4" />
+      <Box width={size === "sm" ? 2 : 4} />
       <SpeciesColorSelect
         aria-label="Pet species"
         value={speciesId}
-        isDisabled={allSpecies.length === 0}
+        isLoading={allSpecies.length === 0}
+        isDisabled={isDisabled}
         onChange={onChangeSpecies}
       >
         {allSpecies.length === 0 && (
diff --git a/src/app/components/useOutfitAppearance.js b/src/app/components/useOutfitAppearance.js
index 8b4a34be..0d2af3df 100644
--- a/src/app/components/useOutfitAppearance.js
+++ b/src/app/components/useOutfitAppearance.js
@@ -117,6 +117,7 @@ export const itemAppearanceFragment = gql`
       id
       svgUrl
       imageUrl(size: SIZE_600)
+      bodyId
       zone {
         id
         depth
diff --git a/src/server/index.js b/src/server/index.js
index ed4a435d..b36052a8 100644
--- a/src/server/index.js
+++ b/src/server/index.js
@@ -104,6 +104,12 @@ const typeDefs = gql`
     or if it's not as simple as a single SVG (e.g. animated).
     """
     svgUrl: String
+
+    """
+    This layer can fit on PetAppearances with the same bodyId. "0" is a
+    special body ID that indicates it fits all PetAppearances.
+    """
+    bodyId: ID!
   }
 
   # Cache for 1 week (unlikely to change)