diff --git a/boxes/generators/doubleflexdoorbox.py b/boxes/generators/doubleflexdoorbox.py
index f0bb6c9..4d4c07f 100644
--- a/boxes/generators/doubleflexdoorbox.py
+++ b/boxes/generators/doubleflexdoorbox.py
@@ -21,8 +21,7 @@ import math
 class DoubleFlexDoorBox(boxes.Boxes):
     """Box with two part lid with living hinges and round corners"""
 
-    #ui_group = "FlexBox"
-    ui_group = "Unstable"
+    ui_group = "FlexBox"
 
     def __init__(self):
         boxes.Boxes.__init__(self)
diff --git a/static/samples/DoubleFlexDoorBox-thumb.jpg b/static/samples/DoubleFlexDoorBox-thumb.jpg
new file mode 100644
index 0000000..0ab5855
Binary files /dev/null and b/static/samples/DoubleFlexDoorBox-thumb.jpg differ
diff --git a/static/samples/DoubleFlexDoorBox.jpg b/static/samples/DoubleFlexDoorBox.jpg
new file mode 100644
index 0000000..d25bea3
Binary files /dev/null and b/static/samples/DoubleFlexDoorBox.jpg differ
diff --git a/static/samples/samples.sha256 b/static/samples/samples.sha256
index fe0eead..fbcb36d 100644
--- a/static/samples/samples.sha256
+++ b/static/samples/samples.sha256
@@ -70,3 +70,4 @@ b843c04a6ec530afaf40c664479c6f1eeadc9d48f1ff7ca99bea3575da733144  ../static/samp
 8083dbf31bc17ad19823be48ead7bfc45b03c024ead9b598c08bf390ea193ccd  ../static/samples/SlatwallTypeTray.jpg
 7ad90b16ee3c976171f5445bb4dd2cedb8652dbdc9f03e8e73040371cca76a97  ../static/samples/Platonic.jpg
 3222e4b5f6a42de913e1226e088b906e7bc9d0a2f08c8a692bb48e0f92a9a6b2  ../static/samples/Drillstand.jpg
+003d6a7fc0dd1f3179900dc45c77f943064ed0a1177d8c56947ca6d0d4dc6a2b  ../static/samples/DoubleFlexDoorBox.jpg