diff --git a/js/kiri-print.js b/js/kiri-print.js
index 1da9c9f0..130da4c2 100644
--- a/js/kiri-print.js
+++ b/js/kiri-print.js
@@ -217,7 +217,7 @@ var gs_kiri_print = exports;
             newlayer = [];
             newout.push(newlayer);
             layerout.forEach(function(out) {
-                if (out.point) newlayer.push({emit:out.emit, point:{x:out.point.x, y:out.point.y, z:out.point.z}});
+                if (out.point) newlayer.push({emit:out.emit, speed:out.speed, point:{x:out.point.x, y:out.point.y, z:out.point.z}});
             });
         });
         return newout;
@@ -314,6 +314,7 @@ var gs_kiri_print = exports;
     }
 
     /**
+     * FDM only. add points in polygon to an output array (print path)
      *
      * @param {Polygon} poly
      * @param {Point} startPoint
@@ -330,16 +331,17 @@ var gs_kiri_print = exports;
             dist,
             first = true,
             settings = this.settings,
-            shellMult = extrude || settings.process.outputShellMult;
+            shellMult = extrude || settings.process.outputShellMult,
+            shellSpeed = settings.process.outputShellSpeedMult || 1;
 
         poly.forEachPoint(function(point) {
             if (first) {
                 if (onfirst) onfirst(point);
                 // move from startPoint to point
-                addOutput(output, point, 0);
+                addOutput(output, point, 0, 1);
                 first = false;
             } else {
-                addOutput(output, point, shellMult);
+                addOutput(output, point, shellMult, poly.depth == 0 ? shellSpeed : 1);
             }
         }, true, closest.index);
 
@@ -520,7 +522,8 @@ var gs_kiri_print = exports;
             } else {
                 // top object
                 var bounds = POLY.flatten(next.gatherOuter([]));
-                outputTraces([].appendAll(next.traces).appendAll(next.innerTraces() || []), bounds);
+                // outputTraces([].appendAll(next.traces).appendAll(next.innerTraces() || []), bounds);
+                outputTraces([].appendAll(next.innerTraces() || []).appendAll(next.traces), bounds);
                 outputFills(next.fill_lines, bounds);
                 outputSparse(next.fill_sparse, bounds);
             }
diff --git a/js/kiri-slice.js b/js/kiri-slice.js
index 29741e4a..25a2f717 100644
--- a/js/kiri-slice.js
+++ b/js/kiri-slice.js
@@ -376,7 +376,13 @@ var gs_kiri_slice = exports;
                     POLY.expand([top.poly], -offset1, top.poly.getZ(), top.traces, count, -offsetN, function(polys, countNow) {
                         last = polys;
                         // mark each poly with depth (offset #) starting at 0
-                        polys.forEach(function(p) { p.depth = count - countNow });
+                        polys.forEach(function(p) {
+                            p.depth = count - countNow;
+                            if (p.inner) p.inner.forEach(function(pi) {
+                                // use negative offset for inners
+                                pi.depth = -(count - countNow);
+                            });
+                        });
                     });
                 }
             }
diff --git a/js/kiri.js b/js/kiri.js
index e6f0d4c0..8e5cf036 100644
--- a/js/kiri.js
+++ b/js/kiri.js
@@ -72,6 +72,7 @@ self.kiri.license = exports.LICENSE;
                     // outputShellSpeed: 1,
                     outputFillMult: 1,
                     outputSparseMult: 1,
+                    outputShellSpeedMult: 1,
                     outputRetractOver: 1,
                     outputRetractDist: 1,
                     outputRetractSpeed: 1,
@@ -264,6 +265,7 @@ self.kiri.license = exports.LICENSE;
                 // outputShellSpeed: 1.0,
                 outputFillMult: 1.25,
                 outputSparseMult: 1.5,
+                outputShellSpeedMult: 1.0,
                 outputRetractOver: 5.0,
                 outputRetractDist: 0.5,
                 outputRetractSpeed: 20,
@@ -2308,6 +2310,7 @@ self.kiri.license = exports.LICENSE;
             outputShellMult: UC.newInput("shell factor", {title:"extrusion multiplier\n0.0 - 2.0", convert:UC.toFloat, bound:UC.bound(0.0,2.0), modes:FDM}),
             outputFillMult: UC.newInput("solid factor", {title:"extrusion multiplier\n0.0 - 2.0", convert:UC.toFloat, bound:UC.bound(0.0,2.0), modes:FDM}),
             outputSparseMult:  UC.newInput("infill factor", {title:"extrusion multiplier\n0.0 - 2.0", convert:UC.toFloat, bound:UC.bound(0.0,2.0), modes:FDM}),
+            outputShellSpeedMult: UC.newInput("finish factor", {title:"outermost shell speed multiplier\n0.0 - 1.0", convert:UC.toFloat, bound:UC.bound(0.0,1.0), modes:FDM}),
 
             // cam
             camTolerance: UC.newInput("tolerance", {title:"surface precision\nin millimeters", convert:UC.toFloat, bound:UC.bound(0.05,1.0), modes:CAM}),