diff --git a/koffer.scad b/koffer.scad
index 914fb40..ea4d0ee 100644
--- a/koffer.scad
+++ b/koffer.scad
@@ -7,7 +7,7 @@ HIEGHT = 1.0; // units
 /*[andere dingen]*/
 
 INNER_TOLLERANCE = 0.0; // [0.0:0.05:0.5]
-MATT_THIKNESS = 10.0; // [2.0:0.1:15.0]
+MATT_THIKNESS = 5.7; // [2.0:0.1:15.0]
 
 WIDTH = 7; // [1:1:10] 
 DEPTH = 5; // [1:1:10]
@@ -16,7 +16,7 @@ DIMENTION = "2d"; // [2d: 2d export view, 3d: 3d render]
 POSITION = "inplace"; // [inplace: in place, origin: at the origin]
 
 // comma seperated list of what to render. [all, layout, bottom, lid, front, back, left, right]
-RENDER = "stadslab_plaat2";
+RENDER = "stadslab_plaatB2";
 
 LAYOUT_SEPERATION = 15; // [1:1:50]
 
@@ -24,13 +24,16 @@ LAYOUT_SEPERATION = 15; // [1:1:50]
 
 LID_ANGLE = 45; // [0:170]
 
-%translate([0, -400, -0.15])
-	cube([700, 400, 0.1]);
+//%translate([0, -400, -0.15])
+//	cube([700, 400, 0.1]);
+%translate([0, -300, -0.15])
+	cube([600, 300, 0.1]);
 // %translate([0, -850, 0])
 // 	square([700, 400]);
 // %translate([0, -1300, 0])
 // 	square([700, 400]);
 
+$fn=20;
 
 
 Layouts = [
@@ -102,6 +105,61 @@ Layouts = [
 			-90,  // rotate
 			0 // extrude
 		]
+	],
+	["stadslab_plaatB1",
+		[ "bottom",
+			[ // translate
+				LAYOUT_SEPERATION,
+				-(1*DEPTH*UNIT + 2*MATT_THIKNESS + LAYOUT_SEPERATION)
+			],
+			0,  // rotate
+			0 // extrude
+		],[ "left",
+			[ // translate
+				1*WIDTH*UNIT + 2*MATT_THIKNESS + 2*LAYOUT_SEPERATION,
+				-LAYOUT_SEPERATION
+			],
+			-90,  // rotate
+			0 // extrude
+		],[ "right",
+			[ // translate
+				1*WIDTH*UNIT + 1*HIEGHT*UNIT + 4*MATT_THIKNESS + 3*LAYOUT_SEPERATION,
+				-LAYOUT_SEPERATION
+			],
+			-90,  // rotate
+			0 // extrude
+		]
+	],
+	["stadslab_plaatB2",
+		[ "back",
+			[ // translate
+				LAYOUT_SEPERATION,
+				-(1*HIEGHT*UNIT + MATT_THIKNESS + LAYOUT_SEPERATION)
+			],
+			0,  // rotate
+			0 // extrude
+		],[ "back",
+			[ // translate
+				LAYOUT_SEPERATION,
+				-(2*HIEGHT*UNIT + 2*MATT_THIKNESS + 2*LAYOUT_SEPERATION)
+			],
+			0,  // rotate
+			0 // extrude
+		],[ "front",
+			[ // translate
+				LAYOUT_SEPERATION,
+				-(3*HIEGHT*UNIT + 3*MATT_THIKNESS + 3*LAYOUT_SEPERATION)
+			],
+			0,  // rotate
+			0 // extrude
+		],[ "front",
+			[ // translate
+				LAYOUT_SEPERATION,
+				-(4*HIEGHT*UNIT + 4*MATT_THIKNESS + 4*LAYOUT_SEPERATION)
+			],
+			0,  // rotate
+			0 // extrude
+		]
 	]
 ];
 
@@ -364,14 +422,14 @@ module front(){
 				fingers(flip=[1,1], dir="y", number=HIEGHT, nub=true);
 			fingers(flip=[1,-1], dir="x", number=WIDTH, nub=false);
 		}
-		translate([52, HIEGHT*UNIT-10])
-			circle(d=3);
-		translate([77, HIEGHT*UNIT-10])
-			circle(d=3);
-		translate([WIDTH*UNIT-52, HIEGHT*UNIT-10])
-			circle(d=3);
-		translate([WIDTH*UNIT-77, HIEGHT*UNIT-10])
-			circle(d=3);
+		translate([52, HIEGHT*UNIT-20+MATT_THIKNESS])
+			circle(d=2);
+		translate([77, HIEGHT*UNIT-20+MATT_THIKNESS])
+			circle(d=2);
+		translate([WIDTH*UNIT-52, HIEGHT*UNIT-20+MATT_THIKNESS])
+			circle(d=2);
+		translate([WIDTH*UNIT-77, HIEGHT*UNIT-20+MATT_THIKNESS])
+			circle(d=2);
 	}
 }