diff --git a/src/materials/StandardMaterial.js b/src/materials/StandardMaterial.js
index 18f05c2..e09b2d3 100644
--- a/src/materials/StandardMaterial.js
+++ b/src/materials/StandardMaterial.js
@@ -1,22 +1,35 @@
-import { MeshStandardMaterial } from 'three';
+import { MeshStandardMaterial, Vector2 } from 'three';
 import { watch } from 'vue';
 import { propsValues } from '../tools.js';
+import useBindProp from '../use/useBindProp.js';
 import Material from './Material';
 
+const props = {
+  aoMapIntensity: { type: Number, default: 1 },
+  bumpScale: { type: Number, default: 1 },
+  displacementBias: { type: Number, default: 0 },
+  displacementScale: { type: Number, default: 1 },
+  emissive: { type: [Number, String], default: 0 },
+  emissiveIntensity: { type: Number, default: 1 },
+  envMapIntensity: { type: Number, default: 1 },
+  metalness: { type: Number, default: 0 },
+  normalScale: { type: Object, default: () => new Vector2(1, 1) },
+  roughness: { type: Number, default: 1 },
+  refractionRatio: { type: Number, default: 0.98 },
+  wireframe: Boolean,
+};
+
 export default {
   extends: Material,
-  props: {
-    emissive: { type: [Number, String], default: 0 },
-    emissiveIntensity: { type: Number, default: 1 },
-    metalness: { type: Number, default: 0 },
-    roughness: { type: Number, default: 1 },
-  },
+  props,
   methods: {
     createMaterial() {
-      this.material = new MeshStandardMaterial(propsValues(this.$props, ['id']));
+      this.material = new MeshStandardMaterial(propsValues(this.$props, ['id', 'normalScale']));
     },
     addWatchers() {
-      ['emissive', 'emissiveIntensity', 'metalness', 'roughness'].forEach(p => {
+      // todo : use setProp ?
+      Object.keys(props).forEach(p => {
+        if (p === 'normalScale') return;
         watch(() => this[p], (value) => {
           if (p === 'emissive') {
             this.material[p].set(value);
@@ -25,6 +38,7 @@ export default {
           }
         });
       });
+      useBindProp(this, 'normalScale', this.material.normalScale);
     },
   },
   __hmrId: 'StandardMaterial',