added material 'other'

vue-theme/src/utils/helpers.js

@@ -3,7 +3,7 @@ const convertTitleCase = type => {
     return type.charAt(0).toUpperCase() + type.slice(1)
 }
 
-const materials = ['clay', 'fiber', 'glass', 'metal', 'paper', 'wood']
+const materials = ['clay', 'fiber', 'glass', 'metal', 'paper', 'wood', 'other']
 
 const sortTypes = {
     alpha: 'by-alpha',