diff --git a/src/Mass/Mass.cpp b/src/Mass/Mass.cpp
index 58309e1..63f8c53 100644
--- a/src/Mass/Mass.cpp
+++ b/src/Mass/Mass.cpp
@@ -100,16 +100,21 @@ void Mass::refreshValues() {
         return;
     }
 
-    auto name_prop = unit_data->at<StringProperty>("Name_45_A037C5D54E53456407BDF091344529BB");
+    // region MassName
+    {
+        auto name_prop = unit_data->at<StringProperty>("Name_45_A037C5D54E53456407BDF091344529BB");
 
-    if(!name_prop) {
-        _name = Containers::NullOpt;
-        _state = State::Invalid;
-        return;
+        if(!name_prop) {
+            _name = Containers::NullOpt;
+            _state = State::Invalid;
+            return;
+        }
+
+        _name = name_prop->value;
     }
+    // endregion
 
-    _name = name_prop->value;
-
+    // region FrameData
     {
         auto frame_prop = unit_data->at<GenericStructProperty>("Frame_3_F92B0F6A44A15088AF7F41B9FF290653");
 
@@ -154,6 +159,115 @@ void Mass::refreshValues() {
 
         _frame.eyeFlare = Color4{eye_flare_prop->r, eye_flare_prop->g, eye_flare_prop->b, eye_flare_prop->a};
     }
+    // endregion
+
+    // region FrameStyles
+    {
+        auto frame_styles = unit_data->at<ArrayProperty>("FrameStyle_44_04A44C9440363CCEC5443D98BFAF22AA");
+        if(!frame_styles) {
+            _state = State::Invalid;
+            return;
+        }
+
+        for(UnsignedInt i = 0; i < frame_styles->items.size(); i++) {
+            auto style_prop = frame_styles->at<GenericStructProperty>(i);
+
+            CustomStyle style;
+
+            style.name = style_prop->at<StringProperty>("Name_27_1532115A46EF2B2FA283908DF561A86B")->value;
+            auto colour_prop = style_prop->at<ColourStructProperty>("Color_5_F0D383DF40474C9464AE48A0984A212E");
+            style.colour = Color4{colour_prop->r, colour_prop->g, colour_prop->b, colour_prop->a};
+            style.metallic = style_prop->at<FloatProperty>("Metallic_10_0A4CD1E4482CBF41CA61D0A856DE90B9")->value;
+            style.gloss = style_prop->at<FloatProperty>("Gloss_11_9769599842CC275A401C4282A236E240")->value;
+            style.glow = colour_prop->a == 0.0f ? false : true;
+
+            style.patternId = style_prop->at<IntProperty>("PatternID_14_516DB85641DAF8ECFD2920BE2BDF1311")->value;
+            style.opacity = style_prop->at<FloatProperty>("Opacity_30_53BD060B4DFCA1C92302D6A0F7831131")->value;
+            style.offset = Vector2{
+                    style_prop->at<FloatProperty>("OffsetX_23_70FC2E814C64BBB82452748D2AF9CD48")->value,
+                    style_prop->at<FloatProperty>("OffsetY_24_5E1F866C4C054D9B2EE337ADC180C17F")->value
+            };
+            style.rotation = style_prop->at<FloatProperty>("Rotation_25_EC2DFAD84AD0A6BD3FA841ACD52EDD6D")->value;
+            style.scale = style_prop->at<FloatProperty>("Scale_26_19DF0708409262183E1247B317137671")->value;
+
+            _frame.customStyles[i] = std::move(style);
+        }
+    }
+    // endregion
+
+    // TODO: armour
+
+    // region ArmourStyles
+    {
+        auto armour_styles = unit_data->at<ArrayProperty>("ArmorStyle_42_E2F6AC3647788CB366BD469B3B7E899E");
+        if(!armour_styles) {
+            _state = State::Invalid;
+            return;
+        }
+
+        for(UnsignedInt i = 0; i < armour_styles->items.size(); i++) {
+            auto style_prop = armour_styles->at<GenericStructProperty>(i);
+
+            CustomStyle style;
+
+            style.name = style_prop->at<StringProperty>("Name_27_1532115A46EF2B2FA283908DF561A86B")->value;
+            auto colour_prop = style_prop->at<ColourStructProperty>("Color_5_F0D383DF40474C9464AE48A0984A212E");
+            style.colour = Color4{colour_prop->r, colour_prop->g, colour_prop->b, colour_prop->a};
+            style.metallic = style_prop->at<FloatProperty>("Metallic_10_0A4CD1E4482CBF41CA61D0A856DE90B9")->value;
+            style.gloss = style_prop->at<FloatProperty>("Gloss_11_9769599842CC275A401C4282A236E240")->value;
+            style.glow = colour_prop->a == 0.0f ? false : true;
+
+            style.patternId = style_prop->at<IntProperty>("PatternID_14_516DB85641DAF8ECFD2920BE2BDF1311")->value;
+            style.opacity = style_prop->at<FloatProperty>("Opacity_30_53BD060B4DFCA1C92302D6A0F7831131")->value;
+            style.offset = Vector2{
+                    style_prop->at<FloatProperty>("OffsetX_23_70FC2E814C64BBB82452748D2AF9CD48")->value,
+                    style_prop->at<FloatProperty>("OffsetY_24_5E1F866C4C054D9B2EE337ADC180C17F")->value
+            };
+            style.rotation = style_prop->at<FloatProperty>("Rotation_25_EC2DFAD84AD0A6BD3FA841ACD52EDD6D")->value;
+            style.scale = style_prop->at<FloatProperty>("Scale_26_19DF0708409262183E1247B317137671")->value;
+
+            _armour.customStyles[i] = std::move(style);
+        }
+    }
+    // endregion
+
+    // TODO: weapons
+
+    // region GlobalStyles
+    {
+        auto global_styles = unit_data->at<ArrayProperty>("GlobalStyles_57_6A681C114035241F7BDAAE9B43A8BF1B");
+        if(!global_styles) {
+            _state = State::Invalid;
+            return;
+        }
+
+        for(UnsignedInt i = 0; i < global_styles->items.size(); i++) {
+            auto style_prop = global_styles->at<GenericStructProperty>(i);
+
+            CustomStyle style;
+
+            style.name = style_prop->at<StringProperty>("Name_27_1532115A46EF2B2FA283908DF561A86B")->value;
+            auto colour_prop = style_prop->at<ColourStructProperty>("Color_5_F0D383DF40474C9464AE48A0984A212E");
+            style.colour = Color4{colour_prop->r, colour_prop->g, colour_prop->b, colour_prop->a};
+            style.metallic = style_prop->at<FloatProperty>("Metallic_10_0A4CD1E4482CBF41CA61D0A856DE90B9")->value;
+            style.gloss = style_prop->at<FloatProperty>("Gloss_11_9769599842CC275A401C4282A236E240")->value;
+            style.glow = colour_prop->a == 0.0f ? false : true;
+
+            style.patternId = style_prop->at<IntProperty>("PatternID_14_516DB85641DAF8ECFD2920BE2BDF1311")->value;
+            style.opacity = style_prop->at<FloatProperty>("Opacity_30_53BD060B4DFCA1C92302D6A0F7831131")->value;
+            style.offset = Vector2{
+                    style_prop->at<FloatProperty>("OffsetX_23_70FC2E814C64BBB82452748D2AF9CD48")->value,
+                    style_prop->at<FloatProperty>("OffsetY_24_5E1F866C4C054D9B2EE337ADC180C17F")->value
+            };
+            style.rotation = style_prop->at<FloatProperty>("Rotation_25_EC2DFAD84AD0A6BD3FA841ACD52EDD6D")->value;
+            style.scale = style_prop->at<FloatProperty>("Scale_26_19DF0708409262183E1247B317137671")->value;
+
+            _globalStyles[i] = std::move(style);
+        }
+    }
+    // endregion
+
+    // TODO: tuning
 
     auto account_prop = _mass->at<StringProperty>("Account");
     if(!account_prop) {
@@ -383,6 +497,48 @@ auto Mass::setEyeFlareColour(Color4 new_colour) -> bool {
     return _mass->saveToFile();
 }
 
+auto Mass::frameCustomStyles() -> Containers::StaticArrayView<16, CustomStyle> {
+    return _frame.customStyles;
+}
+
+auto Mass::setFrameCustomStyle(CustomStyle style, UnsignedLong index) -> bool {
+    if(index > _frame.customStyles.size()) {
+        return false;
+    }
+
+    _frame.customStyles[index] = std::move(style);
+
+    return setCustomStyle(_frame.customStyles[index], index, "FrameStyle_44_04A44C9440363CCEC5443D98BFAF22AA");
+}
+
+auto Mass::armourCustomStyles() -> Containers::StaticArrayView<16, CustomStyle> {
+    return _armour.customStyles;
+}
+
+auto Mass::setArmourCustomStyle(CustomStyle style, UnsignedLong index) -> bool {
+    if(index > _armour.customStyles.size()) {
+        return false;
+    }
+
+    _armour.customStyles[index] = std::move(style);
+
+    return setCustomStyle(_armour.customStyles[index], index, "ArmorStyle_42_E2F6AC3647788CB366BD469B3B7E899E");
+}
+
+auto Mass::globalStyles() -> Containers::StaticArrayView<16, CustomStyle> {
+    return _globalStyles;
+}
+
+auto Mass::setGlobalStyle(CustomStyle style, UnsignedLong index) -> bool {
+    if(index > _globalStyles.size()) {
+        return false;
+    }
+
+    _globalStyles[index] = std::move(style);
+
+    return setCustomStyle(_globalStyles[index], index, "GlobalStyles_57_6A681C114035241F7BDAAE9B43A8BF1B");
+}
+
 auto Mass::updateSteamId(const std::string& steam_id) -> bool {
     _steamId = steam_id;
 
@@ -402,3 +558,37 @@ auto Mass::updateSteamId(const std::string& steam_id) -> bool {
 
     return _mass->saveToFile();
 }
+
+auto Mass::setCustomStyle(const CustomStyle& style, UnsignedLong index, const char* prop_name) -> bool {
+    auto unit_data = _mass->at<GenericStructProperty>("UnitData");
+    if(!unit_data) {
+        _state = State::Invalid;
+        return false;
+    }
+
+    auto frame_styles = unit_data->at<ArrayProperty>(prop_name);
+    if(!frame_styles) {
+        _state = State::Invalid;
+        return false;
+    }
+
+    auto style_prop = frame_styles->at<GenericStructProperty>(index);
+
+    style_prop->at<StringProperty>("Name_27_1532115A46EF2B2FA283908DF561A86B")->value = style.name;
+    auto colour_prop = style_prop->at<ColourStructProperty>("Color_5_F0D383DF40474C9464AE48A0984A212E");
+    colour_prop->r = style.colour.r();
+    colour_prop->g = style.colour.g();
+    colour_prop->b = style.colour.b();
+    colour_prop->a = style.glow ? 1.0f : 0.0f;
+    style_prop->at<FloatProperty>("Metallic_10_0A4CD1E4482CBF41CA61D0A856DE90B9")->value = style.metallic;
+    style_prop->at<FloatProperty>("Gloss_11_9769599842CC275A401C4282A236E240")->value = style.gloss;
+
+    style_prop->at<IntProperty>("PatternID_14_516DB85641DAF8ECFD2920BE2BDF1311")->value = style.patternId;
+    style_prop->at<FloatProperty>("Opacity_30_53BD060B4DFCA1C92302D6A0F7831131")->value = style.opacity;
+    style_prop->at<FloatProperty>("OffsetX_23_70FC2E814C64BBB82452748D2AF9CD48")->value = style.offset.x();
+    style_prop->at<FloatProperty>("OffsetY_24_5E1F866C4C054D9B2EE337ADC180C17F")->value = style.offset.y();
+    style_prop->at<FloatProperty>("Rotation_25_EC2DFAD84AD0A6BD3FA841ACD52EDD6D")->value = style.rotation;
+    style_prop->at<FloatProperty>("Scale_26_19DF0708409262183E1247B317137671")->value = style.scale;
+
+    return _mass->saveToFile();
+}
diff --git a/src/Mass/Mass.h b/src/Mass/Mass.h
index 916e1ea..f2cd17c 100644
--- a/src/Mass/Mass.h
+++ b/src/Mass/Mass.h
@@ -147,9 +147,20 @@ class Mass {
         auto eyeFlareColour() const -> Color4 const&;
         auto setEyeFlareColour(Color4 new_colour) -> bool;
 
+        auto frameCustomStyles() -> Containers::StaticArrayView<16, CustomStyle>;
+        auto setFrameCustomStyle(CustomStyle style, UnsignedLong index) -> bool;
+
+        auto armourCustomStyles() -> Containers::StaticArrayView<16, CustomStyle>;
+        auto setArmourCustomStyle(CustomStyle style, UnsignedLong index) -> bool;
+
+        auto globalStyles() -> Containers::StaticArrayView<16, CustomStyle>;
+        auto setGlobalStyle(CustomStyle style, UnsignedLong index) -> bool;
+
         auto updateSteamId(const std::string& steam_id) -> bool;
 
     private:
+        auto setCustomStyle(const CustomStyle& style, UnsignedLong index, const char* prop_name) -> bool;
+
         Containers::Optional<UESaveFile> _mass;
 
         static std::string _lastError;