diff --git a/pressfit_headband.scad b/pressfit_headband.scad
index 2731c7a..f027969 100644
--- a/pressfit_headband.scad
+++ b/pressfit_headband.scad
@@ -18,6 +18,61 @@ module testblock_recepticle() {
     }
 }
 
+module catear(height, thickness, fractal=0, side_len=30, bend_factor=0.5, stretch_factor=1.2, debug=false) {
+    $A=[0, side_len/2];
+    $B=[0,-side_len/2];
+    $C=[-(side_len/2/sin(120))*1.5*stretch_factor, 0];
+    $c=sqrt(pow($A.x-$B.x, 2)+pow($A.y-$B.y, 2));
+    $b=sqrt(pow($A.x-$C.x, 2)+pow($A.y-$C.y, 2));
+    $a=sqrt(pow($C.x-$B.x, 2)+pow($C.y-$B.y, 2));
+    $hc=-$C.x;
+    $alpha=asin($hc/$b);
+    $beta=$alpha;
+    $gamma=180-$alpha-$beta;
+    $delta=180*bend_factor;
+    $bend_radius=$a/(2*cos(90-$delta/2));
+    $bend_offset=$bend_radius*sin(90-$delta/2);
+
+    translate([0, -$c/2, 0])
+      rotate($beta, [0, 0, 1])
+        translate([0, $a/2, 0])
+          translate([$bend_offset, 0, 0])
+            color("#00ffff") partial_ring(
+              part=$delta/360,
+              radius=$bend_radius,
+              thickness=thickness,
+              height=height
+            );
+    translate([0, $c/2, 0])
+      rotate(-$alpha, [0, 0, 1])
+        translate([0, -$b/2, 0])
+          translate([$bend_offset, 0, 0])
+            color("#ff00ff") partial_ring(
+              part=$delta/360,
+              radius=$bend_radius,
+              thickness=thickness,
+              height=height
+            );
+    translate($A) color("#aaaaaa") cylinder(h=height, d=thickness, center=true);
+    translate($B) color("#bbbbbb") cylinder(h=height, d=thickness, center=true);
+    translate($C) color("#cccccc") cylinder(h=height, d=thickness, center=true);
+
+    if (debug) {
+      echo("A", $A, "a", $a, "alpha", $alpha);
+      echo("B", $B, "b", $b, "beta ", $beta);
+      echo("C", $C, "c", $c, "gamma", $gamma);
+      echo("bend_factor", bend_factor);
+      echo("delta:", $delta);
+      echo("bend_radius", $bend_radius);
+      echo("bend_offset", $bend_offset);
+      color("#000000") cylinder(h=4, d=4);
+      translate($C/2) color("red") cube([$hc, thickness, height*1.1], center=true);
+      color("red") cube([thickness, $c, height*1.1], center=true);
+      color("red")translate([0, $c/2, 0]) rotate(-$alpha, [0, 0, 1]) translate([0, -$b/2, 0])  cube([thickness, $b, height*1.1], center=true);
+      color("red")translate([0, -$c/2, 0]) rotate($beta, [0, 0, 1]) translate([0, $a/2, 0])  cube([thickness, $a, height*1.1], center=true);
+    }
+}
+
 module partial_ring(part, radius, thickness, height) {
     rotate(180-180*part, [0, 0, 1])
         rotate_extrude(angle=360*part)
@@ -92,4 +147,41 @@ module pressfit_headband(size=60, height=4.6, thickness=3, part=0.7, stretch_len
     };
 }
 
-pressfit_headband();
+module catear_headband(debug=false, size=60, height=4.6, thickness=3, part=0.7, stretch_len=40, tip_len=0.1, tip_bend=20, rake_depth=0.5, rake_width=0.5, rake_stretch=.5, ear_scale=1, ear_bend_factor=0.15, ear_stretch_factor=1.4, ear_angle=48) {
+  union() {
+    rotate( ear_angle, [0, 0, 1]) {
+      translate([-size, 0, 0]) catear(
+        debug=debug,
+        height=height,
+        thickness=thickness,
+        side_len=size/2*ear_scale,
+        bend_factor=ear_bend_factor,
+        stretch_factor=ear_stretch_factor
+      );
+    }
+    rotate(-ear_angle, [0, 0, 1]) {
+      translate([-size, 0, 0]) catear(
+        debug=false,
+        height=height,
+        thickness=thickness,
+        side_len=size/2*ear_scale,
+        bend_factor=ear_bend_factor,
+        stretch_factor=ear_stretch_factor
+      );
+    }
+    headband(
+      size=size,
+      height=height,
+      thickness=thickness,
+      part=part,
+      stretch_len=stretch_len,
+      tip_len=tip_len,
+      tip_bend=tip_bend,
+      rake_depth=rake_depth,
+      rake_width=rake_width,
+      rake_stretch=rake_stretch
+    );
+  };
+}
+
+catear_headband();