diff --git a/feature/sent/src/main/java/com/susu/feature/envelope/SentEnvelopeContract.kt b/feature/sent/src/main/java/com/susu/feature/envelope/SentEnvelopeContract.kt
index e6d595c8..a35d2040 100644
--- a/feature/sent/src/main/java/com/susu/feature/envelope/SentEnvelopeContract.kt
+++ b/feature/sent/src/main/java/com/susu/feature/envelope/SentEnvelopeContract.kt
@@ -1,6 +1,7 @@
 package com.susu.feature.envelope
 
 import com.susu.core.model.EnvelopeSearch
+import com.susu.core.model.Friend
 import com.susu.core.model.FriendStatistics
 import com.susu.core.ui.base.SideEffect
 import com.susu.core.ui.base.UiState
@@ -15,6 +16,7 @@ data class SentEnvelopeState(
 
 sealed interface SentEnvelopeSideEffect : SideEffect {
     data class NavigateEnvelopeDetail(val id: Long) : SentEnvelopeSideEffect
+    data class NavigateEnvelopeAdd(val friend: Friend) : SentEnvelopeSideEffect
     data object PopBackStack : SentEnvelopeSideEffect
     data class PopBackStackWithDeleteFriendId(val id: Long) : SentEnvelopeSideEffect
 }
diff --git a/feature/sent/src/main/java/com/susu/feature/envelope/SentEnvelopeScreen.kt b/feature/sent/src/main/java/com/susu/feature/envelope/SentEnvelopeScreen.kt
index 51034e9b..9738e823 100644
--- a/feature/sent/src/main/java/com/susu/feature/envelope/SentEnvelopeScreen.kt
+++ b/feature/sent/src/main/java/com/susu/feature/envelope/SentEnvelopeScreen.kt
@@ -39,6 +39,7 @@ import com.susu.core.designsystem.component.appbar.icon.BackIcon
 import com.susu.core.designsystem.component.badge.BadgeColor
 import com.susu.core.designsystem.component.badge.BadgeStyle
 import com.susu.core.designsystem.component.badge.SusuBadge
+import com.susu.core.designsystem.component.button.SusuFloatingButton
 import com.susu.core.designsystem.theme.Gray10
 import com.susu.core.designsystem.theme.Gray100
 import com.susu.core.designsystem.theme.Gray20
@@ -46,6 +47,7 @@ import com.susu.core.designsystem.theme.Gray60
 import com.susu.core.designsystem.theme.Gray90
 import com.susu.core.designsystem.theme.Orange20
 import com.susu.core.designsystem.theme.SusuTheme
+import com.susu.core.model.Friend
 import com.susu.core.ui.extension.OnBottomReached
 import com.susu.core.ui.extension.collectWithLifecycle
 import com.susu.core.ui.extension.toMoneyFormat
@@ -63,6 +65,7 @@ fun SentEnvelopeRoute(
     popBackStackWithEditedFriendId: (Long) -> Unit,
     editedFriendId: Long?,
     navigateSentEnvelopeDetail: (Long) -> Unit,
+    navigateSentEnvelopeAdd: (Friend) -> Unit,
 ) {
     val uiState = viewModel.uiState.collectAsStateWithLifecycle().value
     val historyListState = rememberLazyListState()
@@ -79,6 +82,7 @@ fun SentEnvelopeRoute(
 
             is SentEnvelopeSideEffect.NavigateEnvelopeDetail -> navigateSentEnvelopeDetail(sideEffect.id)
             is SentEnvelopeSideEffect.PopBackStackWithDeleteFriendId -> popBackStackWithDeleteFriendId(sideEffect.id)
+            is SentEnvelopeSideEffect.NavigateEnvelopeAdd -> navigateSentEnvelopeAdd(sideEffect.friend)
         }
     }
 
@@ -107,6 +111,7 @@ fun SentEnvelopeRoute(
         refreshState = refreshState,
         onClickBackIcon = viewModel::popBackStack,
         onClickEnvelopeDetail = viewModel::navigateSentEnvelopeDetail,
+        onClickAddEnvelope = viewModel::navigateSentEnvelopeAdd,
     )
 }
 
@@ -119,6 +124,7 @@ fun SentEnvelopeScreen(
     historyListState: LazyListState = rememberLazyListState(),
     onClickBackIcon: () -> Unit = {},
     onClickEnvelopeDetail: (Long) -> Unit = {},
+    onClickAddEnvelope: () -> Unit = {},
 ) {
     val sent = uiState.envelopeInfo.sentAmounts
     val received = uiState.envelopeInfo.receivedAmounts
@@ -234,6 +240,13 @@ fun SentEnvelopeScreen(
             state = refreshState,
             containerColor = Gray10,
         )
+
+        SusuFloatingButton(
+            modifier = Modifier
+                .align(Alignment.BottomEnd)
+                .padding(SusuTheme.spacing.spacing_l),
+            onClick = onClickAddEnvelope,
+        )
     }
 }
 
diff --git a/feature/sent/src/main/java/com/susu/feature/envelope/SentEnvelopeViewModel.kt b/feature/sent/src/main/java/com/susu/feature/envelope/SentEnvelopeViewModel.kt
index 22e11f9f..75323f83 100644
--- a/feature/sent/src/main/java/com/susu/feature/envelope/SentEnvelopeViewModel.kt
+++ b/feature/sent/src/main/java/com/susu/feature/envelope/SentEnvelopeViewModel.kt
@@ -58,6 +58,7 @@ class SentEnvelopeViewModel @Inject constructor(
         }
     }
 
+    fun navigateSentEnvelopeAdd() = postSideEffect(SentEnvelopeSideEffect.NavigateEnvelopeAdd(currentState.envelopeInfo.friend))
     fun navigateSentEnvelopeDetail(id: Long) = postSideEffect(SentEnvelopeSideEffect.NavigateEnvelopeDetail(id = id))
     fun popBackStack() = postSideEffect(SentEnvelopeSideEffect.PopBackStack)
 }
diff --git a/feature/sent/src/main/java/com/susu/feature/sent/navigation/SentNavigation.kt b/feature/sent/src/main/java/com/susu/feature/sent/navigation/SentNavigation.kt
index 06a1de0f..c7d2fc3f 100644
--- a/feature/sent/src/main/java/com/susu/feature/sent/navigation/SentNavigation.kt
+++ b/feature/sent/src/main/java/com/susu/feature/sent/navigation/SentNavigation.kt
@@ -58,7 +58,7 @@ fun NavGraphBuilder.sentNavGraph(
     navigateSentEnvelope: (Long) -> Unit,
     navigateSentEnvelopeDetail: (Long) -> Unit,
     navigateSentEnvelopeEdit: (EnvelopeDetail) -> Unit,
-    navigateSentEnvelopeAdd: () -> Unit,
+    navigateSentEnvelopeAdd: (Friend?) -> Unit,
     navigateSentEnvelopeSearch: () -> Unit,
     navigateEnvelopeFilter: (String) -> Unit,
     onShowSnackbar: (SnackbarToken) -> Unit,
@@ -82,7 +82,7 @@ fun NavGraphBuilder.sentNavGraph(
             editedFriendId = editedFriendId,
             refresh = refresh,
             navigateSentEnvelope = navigateSentEnvelope,
-            navigateSentEnvelopeAdd = navigateSentEnvelopeAdd,
+            navigateSentEnvelopeAdd = { navigateSentEnvelopeAdd(null) },
             navigateSentEnvelopeSearch = navigateSentEnvelopeSearch,
             navigateEnvelopeFilter = navigateEnvelopeFilter,
         )
@@ -103,6 +103,7 @@ fun NavGraphBuilder.sentNavGraph(
             popBackStackWithEditedFriendId = popBackStackWithEditedFriendId,
             navigateSentEnvelopeDetail = navigateSentEnvelopeDetail,
             popBackStackWithDeleteFriendId = popBackStackWithDeleteFriendId,
+            navigateSentEnvelopeAdd = navigateSentEnvelopeAdd,
         )
     }