diff --git a/scad/base/bezier_extrusion.scad b/scad/base/bezier_extrusion.scad
index a759aa6..ffbb8c1 100644
--- a/scad/base/bezier_extrusion.scad
+++ b/scad/base/bezier_extrusion.scad
@@ -35,7 +35,7 @@ module bezier_extrude(ctrl, shape, mod = function (t) 1, mod_x = function(t) 1,
   }
 }
 
-//some thing to play arounf with
+//some thing to play around with
 shape = [[0,0.5],[0.8,0],[0.5,-1],[-0.5,-1],[-0.8,0]];
 ctrl = [[0,0],[0,20],[20,20],[20,0]];
 wave1 = function (x) 0.75+0.25*cos(8*360*x);
diff --git a/scad/base/headband.scad b/scad/base/headband.scad
index c64c0ea..7b60a23 100644
--- a/scad/base/headband.scad
+++ b/scad/base/headband.scad
@@ -3,26 +3,26 @@ use <bezier_extrusion.scad>;
 module headband(thickness, height){
   rake_length = 3;
 
-  shape_band = [[thickness/2,height/2-0.5],
-                [thickness/2,-height/2+0.5],
-                [thickness/2-0.5,-height/2],
-                [-thickness/2+0.5,-height/2],
-                [-thickness/2,-height/2+0.5],
-                [-thickness/2,height/2-0.5],
-                [-thickness/2+0.5,height/2],
-                [thickness/2-0.5,height/2]];
+  shape_band = [[thickness/2,height/2-0.4],
+                [thickness/2,-height/2+0.4],
+                [thickness/2-0.4,-height/2],
+                [-thickness/2+0.4,-height/2],
+                [-thickness/2,-height/2+0.4],
+                [-thickness/2,height/2-0.4],
+                [-thickness/2+0.4,height/2],
+                [thickness/2-0.4,height/2]];
          
   shape_rake = [[0,-height/2],
                 [0,height/2],
                 [rake_length,height/2-2],
                 [rake_length,-height/2+2]];
     
-  shape_halfband = [[thickness/2,height/2-0.5],
-                    [thickness/2,-height/2+0.5],
-                    [thickness/2-0.5,-height/2],
+  shape_halfband = [[thickness/2,height/2-0.4],
+                    [thickness/2,-height/2+0.4],
+                    [thickness/2-0.4,-height/2],
                     [0,-height/2],
                     [0,height/2],
-                    [thickness/2-0.5,height/2]];
+                    [thickness/2-0.4,height/2]];
          
   ctrl_band = [[21,0],[77,56],[56,126],[0,126]];
   ctrl_end = [[21,0],[20,-1],[18,-4],[17,-8]];
diff --git a/scad/catears.scad b/scad/catears.scad
index 0a1ecfb..db2c892 100644
--- a/scad/catears.scad
+++ b/scad/catears.scad
@@ -10,14 +10,14 @@ module catear(){
   ctrl_ear1 = [[49,96],[58,112],[63,137],[61.5,141]];
   ctrl_ear2 = [[61.5+1.5*epsilon,141-4*epsilon],[60,145],[42.5,140.5],[18,123]];
 
-  shape_band = [[thickness/2,height/2-0.5],
-                [thickness/2,-height/2+0.5],
-                [thickness/2-0.5,-height/2],
-                [-thickness/2+0.5,-height/2],
-                [-thickness/2,-height/2+0.5],
-                [-thickness/2,height/2-0.5],
-                [-thickness/2+0.5,height/2],
-                [thickness/2-0.5,height/2]];
+  shape_band = [[thickness/2,height/2-0.4],
+                [thickness/2,-height/2+0.4],
+                [thickness/2-0.4,-height/2],
+                [-thickness/2+0.4,-height/2],
+                [-thickness/2,-height/2+0.4],
+                [-thickness/2,height/2-0.4],
+                [-thickness/2+0.4,height/2],
+                [thickness/2-0.4,height/2]];
     
   bezier_extrude(ctrl = ctrl_ear1, shape = shape_band, sections = 32);
   bezier_extrude(ctrl = ctrl_ear2, shape = shape_band, sections = 32);
diff --git a/scad/dogears.scad b/scad/dogears.scad
index 47b1045..088f8a0 100644
--- a/scad/dogears.scad
+++ b/scad/dogears.scad
@@ -23,4 +23,4 @@ module dogears(rightear = "flop", leftear = "flop"){
   }
 }
 
-dogears();
\ No newline at end of file
+dogears(leftear = "lflop");
\ No newline at end of file
diff --git a/stl/catears.stl b/stl/catears.stl
index 35246e6..45e7b99 100644
Binary files a/stl/catears.stl and b/stl/catears.stl differ
diff --git a/stl/dogears.stl b/stl/dogears.stl
index c82e568..b68425a 100644
Binary files a/stl/dogears.stl and b/stl/dogears.stl differ