diff --git a/box.py b/box.py
index f27b9ff..02dba57 100755
--- a/box.py
+++ b/box.py
@@ -17,6 +17,7 @@
 from boxes import *
 
 class Box(Boxes):
+    """Fully closed box"""
     def __init__(self):
         Boxes.__init__(self)
         self.buildArgParser("x", "y", "h")
diff --git a/box2.py b/box2.py
index 97d96e6..bcc4a7e 100755
--- a/box2.py
+++ b/box2.py
@@ -18,6 +18,8 @@ from boxes import *
 import inspect
 
 class Box(Boxes):
+    """Simple open box with raised floor"""
+
     def __init__(self):
         Boxes.__init__(self)
         self.buildArgParser("x", "y", "h")
diff --git a/box3.py b/box3.py
index 35ead0e..35adb95 100755
--- a/box3.py
+++ b/box3.py
@@ -17,6 +17,7 @@
 from boxes import *
 
 class Box(Boxes):
+    """Box with just 3 walls"""
     def __init__(self):
         Boxes.__init__(self)
         self.buildArgParser("x", "y", "h")
diff --git a/flexbox.py b/flexbox.py
index f18d7ea..d763135 100755
--- a/flexbox.py
+++ b/flexbox.py
@@ -18,6 +18,7 @@ import boxes
 import math
 
 class FlexBox(boxes.Boxes):
+    """Box with living hinge and round corners"""
     def __init__(self):
         boxes.Boxes.__init__(self)
         self.buildArgParser("x", "y", "h")
diff --git a/flexbox2.py b/flexbox2.py
index b07a081..132c5f7 100755
--- a/flexbox2.py
+++ b/flexbox2.py
@@ -18,6 +18,7 @@ from boxes import *
 import math
 
 class FlexBox(Boxes):
+    """Box with living hinge and top corners rounded"""
     def __init__(self):
         Boxes.__init__(self)
         self.buildArgParser("x", "y", "h")
diff --git a/flexbox3.py b/flexbox3.py
index 9676f11..f405f80 100755
--- a/flexbox3.py
+++ b/flexbox3.py
@@ -18,6 +18,7 @@ from boxes import *
 import math
 
 class FlexBox(Boxes):
+    """Box with living hinge"""
     def __init__(self):
         Boxes.__init__(self)
         self.buildArgParser("x", "y")