diff --git a/js/kiri-layer.js b/js/kiri-layer.js
index a1d2d9e0..b07ae952 100644
--- a/js/kiri-layer.js
+++ b/js/kiri-layer.js
@@ -10,6 +10,7 @@ let gs_kiri_layer = exports;
     if (self.kiri.Layer) return;
 
     let KIRI = self.kiri,
+        POLY = self.base.polygons,
         LP = Layer.prototype,
         mcache = {};
 
@@ -133,6 +134,19 @@ let gs_kiri_layer = exports;
         this.changed = true;
     };
 
+    LP.noodle = function(poly, offset, color) {
+        let layer = this;
+        if (Array.isArray(poly)) {
+            poly.forEach(p => { layer.noodle(p, offset, color) });
+        } else {
+            let off = [];
+            POLY.expand(poly.flattenTo([]), offset, poly.getZ(), off, 1);
+            POLY.expand(poly.flattenTo([]), -offset, poly.getZ(), off, 1);
+            POLY.nest(off).forEach(p => { this.add(color, {solid: p}) });
+            this.changed = true;
+        }
+    };
+
     LP.points = function(points, color, size, opacity) {
         let layer = this,
             sz = size/2;
diff --git a/js/kiri-slice.js b/js/kiri-slice.js
index 94044523..a148689f 100644
--- a/js/kiri-slice.js
+++ b/js/kiri-slice.js
@@ -576,6 +576,7 @@ let gs_kiri_slice = exports;
             }
             if (top.traces) {
                 layer.poly(top.traces, trace_color, true, null);
+                // layer.noodle(top.traces, 0.15, 0x888888);
             }
             if (top.polish) {
                 layer.poly(top.polish.x, 0x880000, true, null);
@@ -584,6 +585,8 @@ let gs_kiri_slice = exports;
         });
 
         layer.render();
+        // layer.renderSolid();
+
         if (scope.camMode) {
             layers.solid.render();
             layers.bridge.render();
diff --git a/js/web-server.js b/js/web-server.js
index fe5b450b..7c054d75 100644
--- a/js/web-server.js
+++ b/js/web-server.js
@@ -809,6 +809,7 @@ let ver = require('../js/license.js'),
         kiri : [
             "ext-three",
             "license",
+            "ext-clip2",
             "ext-tween",
             "ext-fsave",
             "ext-earcut",