diff --git a/cura/CuraApplication.py b/cura/CuraApplication.py
index 144c9533be..174e894087 100755
--- a/cura/CuraApplication.py
+++ b/cura/CuraApplication.py
@@ -126,6 +126,8 @@ class CuraApplication(QtApplication):
 
         SettingDefinition.addSettingType("extruder", None, str, Validator)
 
+        SettingDefinition.addSettingType("[int]", None, str, None)
+
         SettingFunction.registerOperator("extruderValues", ExtruderManager.getExtruderValues)
         SettingFunction.registerOperator("extruderValue", ExtruderManager.getExtruderValue)
         SettingFunction.registerOperator("resolveOrValue", ExtruderManager.getResolveOrValue)
diff --git a/plugins/PerObjectSettingsTool/PerObjectSettingsPanel.qml b/plugins/PerObjectSettingsTool/PerObjectSettingsPanel.qml
index 9811316948..cb65da635b 100644
--- a/plugins/PerObjectSettingsTool/PerObjectSettingsPanel.qml
+++ b/plugins/PerObjectSettingsTool/PerObjectSettingsPanel.qml
@@ -209,6 +209,8 @@ Item {
                                 {
                                     case "int":
                                         return settingTextField
+                                    case "[int]":
+                                        return settingTextField
                                     case "float":
                                         return settingTextField
                                     case "enum":
diff --git a/resources/definitions/fdmprinter.def.json b/resources/definitions/fdmprinter.def.json
index 1d4b549059..a830f0389f 100644
--- a/resources/definitions/fdmprinter.def.json
+++ b/resources/definitions/fdmprinter.def.json
@@ -908,6 +908,15 @@
                     "value": "top_bottom_pattern",
                     "settable_per_mesh": true
                 },
+                "skin_angles":
+                {
+                    "label": "Top/Bottom Line Directions",
+                    "description": "A list of integer line directions to use when the top/bottom layers use the lines or zig zag pattern. Elements from the list are used sequentially as the layers progress and when the end of the list is reached, it starts at the beginning again. The list items are separated by commas and the whole list is contained in square brackets. Default is an empty list which means use the traditional default angles (45 and 135 degrees).",
+                    "type": "[int]",
+                    "default_value": "[ ]",
+                    "enabled": "top_bottom_pattern != 'concentric'",
+                    "settable_per_mesh": true
+                },
                 "wall_0_inset":
                 {
                     "label": "Outer Wall Inset",
@@ -1089,6 +1098,15 @@
                     "value": "'lines' if infill_sparse_density > 25 else 'grid'",
                     "settable_per_mesh": true
                 },
+                "infill_angles":
+                {
+                    "label": "Infill Line Directions",
+                    "description": "A list of integer line directions to use. Elements from the list are used sequentially as the layers progress and when the end of the list is reached, it starts at the beginning again. The list items are separated by commas and the whole list is contained in square brackets. Default is an empty list which means use the traditional default angles (45 and 135 degrees for the lines and zig zag patterns and 45 degrees for all other patterns).",
+                    "type": "[int]",
+                    "default_value": "[ ]",
+                    "enabled": "infill_pattern != 'concentric' and infill_pattern != 'concentric_3d' and infill_pattern != 'cubicsubdiv'",
+                    "settable_per_mesh": true
+                },
                 "sub_div_rad_mult":
                 {
                     "label": "Cubic Subdivision Radius",
diff --git a/resources/qml/Settings/SettingTextField.qml b/resources/qml/Settings/SettingTextField.qml
index da24f0f521..05c99d7e25 100644
--- a/resources/qml/Settings/SettingTextField.qml
+++ b/resources/qml/Settings/SettingTextField.qml
@@ -98,9 +98,9 @@ SettingItem
 
             selectByMouse: true;
 
-            maximumLength: 10;
+            maximumLength: (definition.type == "[int]") ? 20 : 10;
 
-            validator: RegExpValidator { regExp: (definition.type == "int") ? /^-?[0-9]{0,10}$/ : /^-?[0-9]{0,9}[.,]?[0-9]{0,10}$/ } // definition.type property from parent loader used to disallow fractional number entry
+            validator: RegExpValidator { regExp: (definition.type == "[int]") ? /^\[(\s*-?[0-9]+\s*,)*(\s*-?[0-9]+)\s*\]$/ : (definition.type == "int") ? /^-?[0-9]{0,10}$/ : /^-?[0-9]{0,9}[.,]?[0-9]{0,10}$/ } // definition.type property from parent loader used to disallow fractional number entry
 
             Binding
             {
diff --git a/resources/qml/Settings/SettingView.qml b/resources/qml/Settings/SettingView.qml
index 24022891c3..7138d4acd3 100644
--- a/resources/qml/Settings/SettingView.qml
+++ b/resources/qml/Settings/SettingView.qml
@@ -217,6 +217,8 @@ Item
                     {
                         case "int":
                             return "SettingTextField.qml"
+                        case "[int]":
+                            return "SettingTextField.qml"
                         case "float":
                             return "SettingTextField.qml"
                         case "enum":