diff --git a/c3cat-bottle-clip/c3cat-bottle-clip.scad b/c3cat-bottle-clip/c3cat-bottle-clip.scad
index e51e373..e922c2c 100644
--- a/c3cat-bottle-clip/c3cat-bottle-clip.scad
+++ b/c3cat-bottle-clip/c3cat-bottle-clip.scad
@@ -25,6 +25,13 @@
  * licensing terms.
  */
 
+NAME = "c3cat";
+RENDER_COLOR_1 = true; // used for clip body
+RENDER_COLOR_2 = true; // used for logo and one small ear
+RENDER_COLOR_3 = true; // used for name and other small ear
+SMALL_EARS = true;
+$fn=360;
+
 include <write/Write.scad>
 
 /**
@@ -51,13 +58,17 @@ include <write/Write.scad>
  */
 scale([0.2, 0.2, 0.2]) {
   difference() {
-    scale([5, 5, 5]) rotate(45, [0, 0, 1]) bottle_clip(name="c3cat");
-    translate([ 15*5, 0*5, 18*5]) rotate(80, [0, 1, 0]) catear();
-    translate([-15*5, 0*5, 18*5]) rotate(-80, [0, 1, 0]) catear();
+    scale([5, 5, 5]) rotate(45, [0, 0, 1]) bottle_clip(name=NAME);
+    if (SMALL_EARS) {
+      translate([ 15*5, 0*5, 18*5]) rotate(80, [0, 1, 0]) catear();
+      translate([-15*5, 0*5, 18*5]) rotate(-80, [0, 1, 0]) catear();
+    }
   }
 
-  translate([0,  5*5, 0]) catear();
-  rotate(180) translate([0,  5*5, 0]) catear();
+  if (SMALL_EARS) {
+    if (RENDER_COLOR_2) {translate([0,  5*5, 0]) catear();}
+    if (RENDER_COLOR_3) {rotate(180) translate([0,  5*5, 0]) catear();}
+  }
 }
 
 module bottle_clip(ru=13, rl=17.5, ht=26, width=2.5, name="c3cat", font="write/orbitron.dxf", logo="") {
@@ -67,45 +78,65 @@ module bottle_clip(ru=13, rl=17.5, ht=26, width=2.5, name="c3cat", font="write/o
   difference() {
     rotate([0,0,-45]) union() {
       // main cylinder
-      cylinder(r1=rl+width, r2=ru+width, h=ht);
+      if (RENDER_COLOR_1) {cylinder(r1=rl+width, r2=ru+width, h=ht);}
       // text and logo
       if(logo == "") {
-        color("orange") writecylinder(name, [0,0,0], rl+0.5, ht/13*7, h=ht/13*4, t=max(rl,ru), font=font);
-        translate([4.7, -rl, ht*1.08]) rotate(-10, [1, 0, 0]) rotate(76, [0, 1, 0]) scale([0.08, 2, 0.08]) color("red") import("catears.stl");
+        if (RENDER_COLOR_3) {
+          color("orange")
+            writecylinder(name, [0,0,0], rl+0.5, ht/13*7, h=ht/13*4, t=max(rl,ru), font=font);
+        }
+        if (RENDER_COLOR_2) {
+          translate([4.7, -rl, ht*1.08])
+            rotate(-10, [1, 0, 0])
+              rotate(76, [0, 1, 0])
+                scale([0.08, 2, 0.08])
+                  color("red")
+                    import("catears.stl");
+        }
       } else {
-        color("orange") writecylinder(name, [0,0,0], rl+0.5, ht/13*7, h=ht/13*4, t=max(rl,ru), font=font);
+        if (RENDER_COLOR_3) {
+          color("orange")
+            writecylinder(name, [0,0,0], rl+0.5, ht/13*7, h=ht/13*4, t=max(rl,ru), font=font);
+        }
 
-        // The logo has been split in 3 parts.
+        if (RENDER_COLOR_2) {
+          // The logo has been split in 3 parts. // well the ohm one was ...
 /*
-        rotate([0,0,-48]) translate([0,0,ht*3/4-0.1])
-          rotate([90,0,0])
-            scale([0.9,0.9,1])
-              scale([ht/100,ht/100,1])
-                translate([-25,-29,0.5])
-                  linear_extrude(height=max(ru,rl)*2)
-                    import("logo_1.dxf");
+          rotate([0,0,-48]) translate([0,0,ht*3/4-0.1])
+            rotate([90,0,0])
+              scale([0.9,0.9,1])
+                scale([ht/100,ht/100,1])
+                  translate([-25,-29,0.5])
+                    linear_extrude(height=max(ru,rl)*2)
+                      import("logo_1.dxf");
 */
-        translate([0,0,ht*3/4-0.1])
-          rotate([90,0,0])
-            scale([0.8,0.8,1])
-              scale([ht/100,ht/100,1])
-                translate([-18,-22,0.5])
-                  linear_extrude(height=max(ru,rl)*2)
-                    import(logo);
+          translate([0,0,ht*3/4-0.1])
+            rotate([90,0,0])
+              scale([0.8,0.8,1])
+                scale([ht/100,ht/100,1])
+                  translate([-18,-22,0.5])
+                    linear_extrude(height=max(ru,rl)*2)
+                      import(logo);
 /*
-        rotate([0,0,44]) translate([0,0,ht*3/4-0.1])
-          rotate([90,0,0])
-            scale([0.7,0.7,1])
-              scale([ht/100,ht/100,1])
-                translate([-25,-26,0.5])
-                  linear_extrude(height=max(ru,rl)*2)
-                    import("logo_3.dxf");
+          rotate([0,0,44]) translate([0,0,ht*3/4-0.1])
+            rotate([90,0,0])
+              scale([0.7,0.7,1])
+                scale([ht/100,ht/100,1])
+                  translate([-25,-26,0.5])
+                    linear_extrude(height=max(ru,rl)*2)
+                      import("logo_3.dxf");
 */
+        }
       }
     }
-    // inner cylinder which is substracted
-    translate([0,0,-1])
-      cylinder(r1=rl, r2=ru, h=ht+2);
+    if (RENDER_COLOR_1) {
+      // inner cylinder which is substracted
+      translate([0,0,-1])
+        cylinder(r1=rl, r2=ru, h=ht+2);
+    } else {
+      // main cylinder which is subtracted when not rendering color 1
+      cylinder(r1=rl+width, r2=ru+width, h=ht);
+    }
     // outer cylinder which is substracted, so the text and the logo end
     // somewhere on the outside ;-)
     difference () {