diff --git a/api/models/product.py b/api/models/product.py
index ffa716c..38f38f3 100644
--- a/api/models/product.py
+++ b/api/models/product.py
@@ -69,8 +69,8 @@ class Material(db.Model):
 
     WALLPAPER_MATERIALS = [
         "standard-wallpaper",
-        # 'self-adhesive-wallpaper', // isn't sold now
         "premium-wallpaper",
+        "self-adhesive-wallpaper",
     ]
     CANVAS_MATERIALS = ["standard-canvas"]