diff --git a/demo/Cargo.toml b/demo/Cargo.toml
index 2dab5ad..c0d5382 100644
--- a/demo/Cargo.toml
+++ b/demo/Cargo.toml
@@ -17,6 +17,7 @@ palette = "0.7.4"
 chrono = "0.4.33"
 cfg-if = "1.0.0"
 leptos-use = "0.10.10"
+send_wrapper = "0.6"
 
 [features]
 default = ["csr"]
diff --git a/demo/src/app.rs b/demo/src/app.rs
index 21e78bf..16e3485 100644
--- a/demo/src/app.rs
+++ b/demo/src/app.rs
@@ -50,46 +50,59 @@ fn TheRouter(is_routing: RwSignal<bool>) -> impl IntoView {
                 <Route path=(StaticSegment("development"), StaticSegment("components")) view=DevelopmentComponentsMdPage/>
             </ParentRoute>
             <ParentRoute path=StaticSegment("components") view=ComponentsPage>
+                
             //     // <Route path="/tabbar" view=TabbarPage/>
             //     // <Route path="/nav-bar" view=NavBarPage/>
             //     // <Route path="/toast" view=ToastPage/>
-                // <Route path=StaticSegment("accordion") view=AccordionMdPage/>
-                // <Route path=StaticSegment("anchor") view=AnchorMdPage/>
-                // <Route path=StaticSegment("auto-complete") view=AutoCompleteMdPage/>
-                // <Route path=StaticSegment("avatar") view=AvatarMdPage/>
-                // <Route path=StaticSegment("back-top") view=BackTopMdPage/>
-                // <Route path=StaticSegment("badge") view=BadgeMdPage/>
-                // <Route path=StaticSegment("breadcrumb") view=BreadcrumbMdPage/>
-                <Route path=StaticSegment("button") view=ButtonMdPage/>
-                <Route path=StaticSegment("calendar") view=CalendarMdPage/>
-                <Route path=StaticSegment("card") view=CardMdPage/>
-                <Route path=StaticSegment("checkbox") view=CheckboxMdPage/>
-                <Route path=StaticSegment("color-picker") view=ColorPickerMdPage/>
-                <Route path=StaticSegment("combobox") view=ComboboxMdPage/>
-                <Route path=StaticSegment("config-provider") view=ConfigProviderMdPage/>
-                <Route path=StaticSegment("date-picker") view=DatePickerMdPage/>
-                <Route path=StaticSegment("dialog") view=DialogMdPage/>
-                <Route path=StaticSegment("divider") view=DividerMdPage/>
-                <Route path=StaticSegment("drawer") view=DrawerMdPage/>
-                <Route path=StaticSegment("grid") view=GridMdPage/>
-                // <Route path=StaticSegment("icon") view=IconMdPage/>
-                // <Route path=StaticSegment("image") view=ImageMdPage/>
-                // <Route path=StaticSegment("input") view=InputMdPage/>
-                // <Route path=StaticSegment("layout") view=LayoutMdPage/>
-                // <Route path=StaticSegment("loading-bar") view=LoadingBarMdPage/>
-                // <Route path="/message" view=MessageMdPage/>
-                // <Route path=StaticSegment("message-bar") view=MessageBarMdPage/>
-                // <Route path=StaticSegment("popover") view=PopoverMdPage/>
-                // <Route path=StaticSegment("progress-bar") view=ProgressBarMdPage/>
-                // <Route path=StaticSegment("radio") view=RadioMdPage/>
-                // <Route path=StaticSegment("scrollbar") view=ScrollbarMdPage/>
-                // // <Route path="/select" view=SelectMdPage/>
-                // <Route path=StaticSegment("skeleton") view=SkeletonMdPage/>
-                // <Route path=StaticSegment("slider") view=SliderMdPage/>
-                // <Route path=StaticSegment("space") view=SpaceMdPage/>
-                // <Route path=StaticSegment("spin-button") view=SpinButtonMdPage/>
-                // <Route path=StaticSegment("spinner") view=SpinnerMdPage/>
-                // <Route path=StaticSegment("switch") view=SwitchMdPage/>
+                {
+                    view! {
+                        <Route path=StaticSegment("accordion") view=AccordionMdPage/>
+                        <Route path=StaticSegment("anchor") view=AnchorMdPage/>
+                        <Route path=StaticSegment("auto-complete") view=AutoCompleteMdPage/>
+                        <Route path=StaticSegment("avatar") view=AvatarMdPage/>
+                        <Route path=StaticSegment("back-top") view=BackTopMdPage/>
+                        <Route path=StaticSegment("badge") view=BadgeMdPage/>
+                        <Route path=StaticSegment("breadcrumb") view=BreadcrumbMdPage/>
+                        <Route path=StaticSegment("button") view=ButtonMdPage/>
+                        <Route path=StaticSegment("calendar") view=CalendarMdPage/>
+                        <Route path=StaticSegment("card") view=CardMdPage/>
+                        <Route path=StaticSegment("checkbox") view=CheckboxMdPage/>
+                        <Route path=StaticSegment("color-picker") view=ColorPickerMdPage/>
+                        <Route path=StaticSegment("combobox") view=ComboboxMdPage/>
+                        <Route path=StaticSegment("config-provider") view=ConfigProviderMdPage/>
+                    }
+                }
+                {
+                    view! {
+                        <Route path=StaticSegment("date-picker") view=DatePickerMdPage/>
+                        <Route path=StaticSegment("dialog") view=DialogMdPage/>
+                        <Route path=StaticSegment("divider") view=DividerMdPage/>
+                        <Route path=StaticSegment("drawer") view=DrawerMdPage/>
+                        <Route path=StaticSegment("grid") view=GridMdPage/>
+                        <Route path=StaticSegment("icon") view=IconMdPage/>
+                        <Route path=StaticSegment("image") view=ImageMdPage/>
+                        <Route path=StaticSegment("input") view=InputMdPage/>
+                        <Route path=StaticSegment("layout") view=LayoutMdPage/>
+                        <Route path=StaticSegment("loading-bar") view=LoadingBarMdPage/>
+                        // <Route path="/message" view=MessageMdPage/>
+                        <Route path=StaticSegment("message-bar") view=MessageBarMdPage/>
+                        <Route path=StaticSegment("popover") view=PopoverMdPage/>
+                        <Route path=StaticSegment("progress-bar") view=ProgressBarMdPage/>
+                        <Route path=StaticSegment("radio") view=RadioMdPage/>
+                    }
+                }
+                {
+                    view! {
+                        <Route path=StaticSegment("scrollbar") view=ScrollbarMdPage/>
+                        // <Route path="/select" view=SelectMdPage/>
+                        <Route path=StaticSegment("skeleton") view=SkeletonMdPage/>
+                        <Route path=StaticSegment("slider") view=SliderMdPage/>
+                        <Route path=StaticSegment("space") view=SpaceMdPage/>
+                        <Route path=StaticSegment("spin-button") view=SpinButtonMdPage/>
+                        <Route path=StaticSegment("spinner") view=SpinnerMdPage/>
+                        <Route path=StaticSegment("switch") view=SwitchMdPage/>
+                    }
+                }
                 // <Route path=StaticSegment("tab-list") view=TabListMdPage/>
                 // <Route path=StaticSegment("table") view=TableMdPage/>
                 // <Route path=StaticSegment("tag") view=TagMdPage/>
diff --git a/demo_markdown/docs/upload/mod.md b/demo_markdown/docs/upload/mod.md
index b334827..15351f9 100644
--- a/demo_markdown/docs/upload/mod.md
+++ b/demo_markdown/docs/upload/mod.md
@@ -1,8 +1,10 @@
 # Upload
 
 ```rust demo
+use send_wrapper::SendWrapper;
+
 let message = use_message();
-let custom_request = move |file_list| {
+let custom_request = move |file_list: SendWrapper<FileList>| {
     message.create(
         format!("Number of uploaded files: {}", file_list.length()),
         MessageVariant::Success,
@@ -22,8 +24,10 @@ view!{
 ### Drag to upload
 
 ```rust demo
+use send_wrapper::SendWrapper;
+
 let message = use_message();
-let custom_request = move |file_list| {
+let custom_request = move |file_list: SendWrapper<FileList>| {
     message.create(
         format!("Number of uploaded files: {}", file_list.length()),
         MessageVariant::Success,
diff --git a/demo_markdown/src/lib.rs b/demo_markdown/src/lib.rs
index 8c303fe..4c55683 100644
--- a/demo_markdown/src/lib.rs
+++ b/demo_markdown/src/lib.rs
@@ -54,26 +54,26 @@ pub fn include_md(_token_stream: proc_macro::TokenStream) -> proc_macro::TokenSt
         "LayoutMdPage" => "../docs/layout/mod.md",
         "LoadingBarMdPage" => "../docs/loading_bar/mod.md",
         // "MessageMdPage" => "../docs/message/mod.md",
-        "MessageBarMdPage" => "../docs/message_bar/mod.md"
-        // "PopoverMdPage" => "../docs/popover/mod.md",
-        // "ProgressBarMdPage" => "../docs/progress_bar/mod.md",
-        // "RadioMdPage" => "../docs/radio/mod.md",
-        // "ScrollbarMdPage" => "../docs/scrollbar/mod.md",
-        // // "SelectMdPage" => "../docs/select/mod.md",
-        // "SkeletonMdPage" => "../docs/skeleton/mod.md",
-        // "SliderMdPage" => "../docs/slider/mod.md",
-        // "SpaceMdPage" => "../docs/space/mod.md",
-        // "SpinButtonMdPage" => "../docs/spin_button/mod.md",
-        // "SpinnerMdPage" => "../docs/spinner/mod.md",
-        // "SwitchMdPage" => "../docs/switch/mod.md",
+        "MessageBarMdPage" => "../docs/message_bar/mod.md",
+        "PopoverMdPage" => "../docs/popover/mod.md",
+        "ProgressBarMdPage" => "../docs/progress_bar/mod.md",
+        "RadioMdPage" => "../docs/radio/mod.md",
+        "ScrollbarMdPage" => "../docs/scrollbar/mod.md",
+        // "SelectMdPage" => "../docs/select/mod.md",
+        "SkeletonMdPage" => "../docs/skeleton/mod.md",
+        "SliderMdPage" => "../docs/slider/mod.md",
+        "SpaceMdPage" => "../docs/space/mod.md",
+        "SpinButtonMdPage" => "../docs/spin_button/mod.md",
+        "SpinnerMdPage" => "../docs/spinner/mod.md",
+        "SwitchMdPage" => "../docs/switch/mod.md"
         // "TabListMdPage" => "../docs/tab_list/mod.md",
         // "TableMdPage" => "../docs/table/mod.md",
         // "TagMdPage" => "../docs/tag/mod.md",
         // "TextareaMdPage" => "../docs/textarea/mod.md",
         // "TimePickerMdPage" => "../docs/time_picker/mod.md",
         // "TextMdPage" => "../docs/text/mod.md",
-        // "ToastMdPage" => "../docs/toast/mod.md",
-        // "UploadMdPage" => "../docs/upload/mod.md"
+        // // "ToastMdPage" => "../docs/toast/mod.md",
+        // // "UploadMdPage" => "../docs/upload/mod.md"
     };
 
     let mut fn_list = vec![];
diff --git a/thaw/src/upload/mod.rs b/thaw/src/upload/mod.rs
index 145a586..3cdcc8f 100644
--- a/thaw/src/upload/mod.rs
+++ b/thaw/src/upload/mod.rs
@@ -11,7 +11,7 @@ use thaw_utils::{add_event_listener, mount_style};
 pub fn Upload(
     #[prop(optional, into)] accept: MaybeSignal<String>,
     #[prop(optional, into)] multiple: MaybeSignal<bool>,
-    #[prop(optional, into)] custom_request: Option<Callback<SendWrapper<FileList>, ()>>,
+    #[prop(optional, into)] custom_request: Option<Callback<SendWrapper<FileList>>>,
     children: Children,
 ) -> impl IntoView {
     mount_style("upload", include_str!("./upload.css"));