diff --git a/src/View/SedimentLayers/Reach/SLDialog.py b/src/View/SedimentLayers/Reach/SLDialog.py
new file mode 100644
index 00000000..ed4d3248
--- /dev/null
+++ b/src/View/SedimentLayers/Reach/SLDialog.py
@@ -0,0 +1,58 @@
+# -*- coding: utf-8 -*-
+
+from View.ASubWindow import ASubWindow
+from View.ListedSubWindow import ListedSubWindow
+
+from PyQt5.QtGui import (
+    QKeySequence,
+)
+
+from PyQt5.QtCore import (
+    Qt, QVariant, QAbstractTableModel,
+)
+
+from PyQt5.QtWidgets import (
+    QDialogButtonBox, QComboBox, QUndoStack, QShortcut,
+    QDoubleSpinBox,
+)
+
+from View.SedimentLayers.Reach.translate import *
+
+_translate = QCoreApplication.translate
+
+class SLDialog(ASubWindow, ListedSubWindow):
+    def __init__(self, title="SL", study=None, parent=None):
+        self._study = study
+
+        super(SLDialog, self).__init__(
+            name=title, ui="SLDialog", parent=parent
+        )
+
+        self.setup_combobox()
+
+        self.value = None
+
+    def setup_combobox(self):
+        self.combobox_add_items(
+            "comboBox",
+            [_translate("SedimentLayers", "Not defined")] +
+            list(
+                map(
+                    lambda sl: str(sl),
+                    self._study.river.sediment_layers.sediment_layers
+                )
+            )
+        )
+
+    @property
+    def sl(self):
+        return next(
+            filter(
+                lambda sl: str(sl) == self.value,
+                self._study.river.sediment_layers.sediment_layers
+            )
+        )
+
+    def accept(self):
+        self.value = self.get_combobox_text("comboBox")
+        super().accept()
diff --git a/src/View/SedimentLayers/Reach/Table.py b/src/View/SedimentLayers/Reach/Table.py
index d9cac095..8fdb8d7e 100644
--- a/src/View/SedimentLayers/Reach/Table.py
+++ b/src/View/SedimentLayers/Reach/Table.py
@@ -142,6 +142,14 @@ class TableModel(QAbstractTableModel):
         self.dataChanged.emit(index, index)
         return True
 
+    def apply_sl_each_profile(self, sl):
+        self._undo.push(
+            ApplySLCommand(
+                self._reach, sl
+            )
+        )
+        self.layoutChanged.emit()
+
     def undo(self):
         self._undo.undo()
         self.layoutChanged.emit()
diff --git a/src/View/SedimentLayers/Reach/UndoCommand.py b/src/View/SedimentLayers/Reach/UndoCommand.py
index 82ba3764..17e1f0f1 100644
--- a/src/View/SedimentLayers/Reach/UndoCommand.py
+++ b/src/View/SedimentLayers/Reach/UndoCommand.py
@@ -30,3 +30,22 @@ class SetSLCommand(QUndoCommand):
 
     def redo(self):
         self._reach.profile(self._index).sl = self._new
+
+
+class ApplySLCommand(QUndoCommand):
+    def __init__(self, reach, new_value):
+        QUndoCommand.__init__(self)
+
+        self._reach = reach
+        self._old = []
+        for profile in self._reach.profiles:
+            self._old.append(profile.sl)
+        self._new = new_value
+
+    def undo(self):
+        for i, profile in enumerate(self._reach.profiles):
+            profile.sl = self._old[i]
+
+    def redo(self):
+        for profile in self._reach.profiles:
+            profile.sl = self._new
diff --git a/src/View/SedimentLayers/Reach/Window.py b/src/View/SedimentLayers/Reach/Window.py
index 4d155cec..01f36348 100644
--- a/src/View/SedimentLayers/Reach/Window.py
+++ b/src/View/SedimentLayers/Reach/Window.py
@@ -27,6 +27,7 @@ from PyQt5.QtWidgets import (
 from View.SedimentLayers.Reach.UndoCommand import *
 from View.SedimentLayers.Reach.Table import *
 from View.SedimentLayers.Reach.Plot import Plot
+from View.SedimentLayers.Reach.SLDialog import SLDialog
 
 from View.Plot.MplCanvas import MplCanvas
 from View.SedimentLayers.Reach.translate import *
@@ -111,6 +112,13 @@ class ReachSedimentLayersWindow(ASubMainWindow, ListedSubWindow):
     def setup_connections(self):
         self.find(QAction, "action_edit").triggered.connect(self.edit_profile)
 
+        self.find(QPushButton, "pushButton_edit")\
+            .clicked\
+            .connect(self.edit_sl)
+        self.find(QPushButton, "pushButton_apply")\
+            .clicked\
+            .connect(self.apply_sl_each_profile)
+
         self.undo_sc.activated.connect(self.undo)
         self.redo_sc.activated.connect(self.redo)
         self.copy_sc.activated.connect(self.copy)
@@ -140,6 +148,15 @@ class ReachSedimentLayersWindow(ASubMainWindow, ListedSubWindow):
     def redo(self):
         self._table.redo()
 
+    def apply_sl_each_profile(self):
+        slw = SLDialog(
+            study = self._study,
+            parent = self
+        )
+        if slw.exec():
+            sl = slw.sl
+            self._table.apply_sl_each_profile(sl)
+
     def edit_profile(self):
         rows = self.index_selected_rows()
 
@@ -150,3 +167,11 @@ class ReachSedimentLayersWindow(ASubMainWindow, ListedSubWindow):
                 parent = self
             )
             slw.show()
+
+
+    def edit_sl(self):
+        slw = SedimentLayersWindow(
+            study = self._study,
+            parent = self
+        )
+        slw.show()
diff --git a/src/View/ui/ReachSedimentLayers.ui b/src/View/ui/ReachSedimentLayers.ui
index a1beb8ca..dfe39a82 100644
--- a/src/View/ui/ReachSedimentLayers.ui
+++ b/src/View/ui/ReachSedimentLayers.ui
@@ -26,14 +26,14 @@
          <widget class="QTableView" name="tableView"/>
         </item>
         <item>
-         <widget class="QPushButton" name="pushButton">
+         <widget class="QPushButton" name="pushButton_edit">
           <property name="text">
            <string>Edit sediment layers list</string>
           </property>
          </widget>
         </item>
         <item>
-         <widget class="QPushButton" name="pushButton_2">
+         <widget class="QPushButton" name="pushButton_apply">
           <property name="text">
            <string>Apply sediment layers on all reach</string>
           </property>
diff --git a/src/View/ui/SLDialog.ui b/src/View/ui/SLDialog.ui
new file mode 100644
index 00000000..8681418b
--- /dev/null
+++ b/src/View/ui/SLDialog.ui
@@ -0,0 +1,67 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>Dialog</class>
+ <widget class="QDialog" name="Dialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>194</width>
+    <height>76</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Dialog</string>
+  </property>
+  <layout class="QGridLayout" name="gridLayout">
+   <item row="0" column="0">
+    <widget class="QComboBox" name="comboBox"/>
+   </item>
+   <item row="1" column="0">
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>accepted()</signal>
+   <receiver>Dialog</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>248</x>
+     <y>254</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>157</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>rejected()</signal>
+   <receiver>Dialog</receiver>
+   <slot>reject()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>316</x>
+     <y>260</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>286</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>