diff --git a/data/layout.xml b/data/layout.xml
index 1a84cd5..84f6085 100644
--- a/data/layout.xml
+++ b/data/layout.xml
@@ -43,13 +43,13 @@
     <border id="background" positioning="absolute" position="0 0" color=".4 .4 .4 .8" width="100%" height="100%" align="center" justify="center" mouse-capture="true">
       <border id="form" thickness="1" border-color=".2" pad="3" width="650" dir="col">
         <border id="title-bar" width="100%" height="30" color=".2 .2 .2 .9" dir="row" align="center" justify="center">
-          <text text="Upload Brushes"></text>
+          <text text="Save Brushes"></text>
         </border>
         <border width="100%" color="0 0 0 .9" pad="10" dir="row" grow="1">
           <border id="files-list" dir="row" wrap="1" flood-events="1" grow="1" height="100%" margin="0 0 0 0" pad="10" color=".2 .2 .2 1">
             <node dir="col" margin="0 20 0 0">
               <image-texture id="header-tex" width="256" height="128" pad="10">
-                <text text="Header image.\nSelect a 256x128 pixels image that will be displayed as a preview for this brushes collection." text-wrap-width="230" color=".5"/>
+                <text id="header-descr" text="Header image.\nSelect a 256x128 pixels image that will be displayed as a preview for this brushes collection." text-wrap-width="230" color=".5"/>
               </image-texture>
               <node dir="row" width="256" height="30" justify="center" margin="10 0 0 0">
                 <button id="header-gen" text="Generate" grow="1" height="100%"/>
diff --git a/src/app_dialogs.cpp b/src/app_dialogs.cpp
index 91f8a50..20832d3 100644
--- a/src/app_dialogs.cpp
+++ b/src/app_dialogs.cpp
@@ -601,20 +601,20 @@ void App::dialog_ppbr_export()
 {
     auto root = layout[main_id];
     auto dialog = root->add_child_ref<NodeDialogExportPPBR>();
-    dialog->btn_ok->on_click = [this,dialog] (Node*) {
+    dialog->btn_ok->on_click = [this, dialog] (Node*) {
 #if __IOS__
-        App::I->pick_file_save("ppbr", [this](std::string path) {
-            presets->export_ppbr(path, {});
+        App::I->pick_file_save("ppbr", [this, dialog] (std::string path) {
+            presets->export_ppbr(path, dialog->m_header_image);
         });
 #else
-        App::I->pick_file_save({ "ppbr" }, [this](std::string path) {
-            std::thread([this, path] {
+        App::I->pick_file_save({ "ppbr" }, [this, dialog] (std::string path) {
+            std::thread([this, path, dialog] {
                 BT_SetTerminate();
-                presets->export_ppbr(path, {});
+                presets->export_ppbr(path, dialog->m_header_image);
+                dialog->destroy();
                 App::I->message_box("Export PPBR", "Brushes exported to:\n" + path);
-                }).detach();
-            });
+            }).detach();
+        });
 #endif
-        dialog->destroy();
     };
 }
\ No newline at end of file
diff --git a/src/font.cpp b/src/font.cpp
index d4dfc1d..804e454 100644
--- a/src/font.cpp
+++ b/src/font.cpp
@@ -75,13 +75,14 @@ void FontManager::change_scale(float scale)
 std::vector<TextMesh::Token> TextMesh::tokenize(const std::string& s, const Font& f) const noexcept
 {
     std::vector<std::string> parts;
-    std::array<char, 7> delims = { ' ', '\n', ',', '.', ':', '?', '!' };
+    std::array<char, 10> delims = { ' ', '\n', ',', '.', ':', ';', '?', '!', '\\', '/' };
     std::string tmp;
     bool wrap = false;
     for (char c : s)
     {
         bool is_delim = std::find(delims.begin(), delims.end(), c) != delims.end();
-        wrap |= is_delim;
+        wrap |= is_delim; // set wrap to notify a delimiter has been reached
+        // when a new non-delim char is detected, start a new token
         if (wrap && !is_delim)
         {
             parts.push_back(tmp);
@@ -90,9 +91,10 @@ std::vector<TextMesh::Token> TextMesh::tokenize(const std::string& s, const Font
         }
         tmp.push_back(c);
     }
+    // insert last partial token
     if (!tmp.empty())
         parts.push_back(tmp);
-
+    // measure each token length
     std::vector<TextMesh::Token> ret;
     for (auto p : parts)
     {
@@ -147,7 +149,7 @@ void TextMesh::update(kFont id, const char* text)
 
         for (auto p : parts)
         {
-            if (max_width > 0 && x + p.w > max_width * f.scale /*font scale factor*/)
+            if (max_width > 0 && x + p.w > max_width * f.scale)
             {
                 x = 0;
                 y += f.size * f.scale;
diff --git a/src/node_dialog_export_ppbr.cpp b/src/node_dialog_export_ppbr.cpp
index c97d94c..6546c4a 100644
--- a/src/node_dialog_export_ppbr.cpp
+++ b/src/node_dialog_export_ppbr.cpp
@@ -28,9 +28,6 @@ void NodeDialogExportPPBR::init()
 void NodeDialogExportPPBR::init_controls()
 {
     btn_ok = find<NodeButton>("btn-ok");
-    btn_ok->on_click = [this] (Node*) {
-        start_exporting();
-    };
     btn_cancel = find<NodeButton>("btn-cancel");
     btn_cancel->on_click = [this](Node*) {
         destroy();
@@ -43,13 +40,14 @@ void NodeDialogExportPPBR::init_controls()
     btn_header_clear->on_click = [this] (Node*) {
         m_header_image.destroy();
         img_header->tex.destroy();
+        txt_header_descr->SetVisibility(true);
     };
     btn_header_gen = find<NodeButton>("header-gen");
     btn_header_gen->on_click = [this] (Node*) {
         App::I->message_box("WIP", "This feature is not yet implemented.");
     };
     img_header = find<NodeImageTexture>("header-tex");
-
+    txt_header_descr = find<NodeText>("header-descr");
 }
 
 void NodeDialogExportPPBR::open_header()
@@ -58,14 +56,10 @@ void NodeDialogExportPPBR::open_header()
         m_header_image.load(path);
         m_header_image.resize(256, 128);
         img_header->tex.create(m_header_image);
+        txt_header_descr->SetVisibility(false);
     });
 }
 
-void NodeDialogExportPPBR::start_exporting()
-{
-    
-}
-
 void NodeDialogExportPPBR::added(Node* parent)
 {
     NodeBorder::added(parent);
diff --git a/src/node_dialog_export_ppbr.h b/src/node_dialog_export_ppbr.h
index 51282c6..c81fb1e 100644
--- a/src/node_dialog_export_ppbr.h
+++ b/src/node_dialog_export_ppbr.h
@@ -15,11 +15,11 @@ public:
     NodeButton* btn_header_gen;
     NodeImageTexture* img_header;
     Image m_header_image;
+    NodeText* txt_header_descr;
     virtual Node* clone_instantiate() const override;
     virtual void clone_finalize(Node* dest) const override;
     virtual void init() override;
     virtual void added(Node* parent) override;
     void init_controls();
     void open_header();
-    void start_exporting();
 };