diff --git a/stock_location_tray/models/stock_location_tray_type.py b/stock_location_tray/models/stock_location_tray_type.py
index a2ec2383e..57be763d3 100644
--- a/stock_location_tray/models/stock_location_tray_type.py
+++ b/stock_location_tray/models/stock_location_tray_type.py
@@ -14,12 +14,38 @@ class StockLocationTrayType(models.Model):
     code = fields.Char(required=True)
     rows = fields.Integer(required=True)
     cols = fields.Integer(required=True)
+
+    width = fields.Integer(help="Width of the tray in mm")
+    depth = fields.Integer(help="Depth of the tray in mm")
+    height = fields.Integer(help="Height of the tray in mm")
+
+    width_per_cell = fields.Float(compute='_compute_width_per_cell')
+    depth_per_cell = fields.Float(compute='_compute_depth_per_cell')
+
     active = fields.Boolean(default=True)
     tray_matrix = Serialized(compute="_compute_tray_matrix")
     location_ids = fields.One2many(
         comodel_name="stock.location", inverse_name="tray_type_id"
     )
 
+    @api.depends("width", "cols")
+    def _compute_width_per_cell(self):
+        for record in self:
+            width = record.width
+            if not width:
+                record.width_per_cell = 0.
+                continue
+            record.width_per_cell = width / record.cols
+
+    @api.depends("depth", "rows")
+    def _compute_depth_per_cell(self):
+        for record in self:
+            depth = record.depth
+            if not depth:
+                record.depth_per_cell = 0.
+                continue
+            record.depth_per_cell = depth / record.rows
+
     @api.depends("rows", "cols")
     def _compute_tray_matrix(self):
         for record in self:
diff --git a/stock_location_tray/tests/test_tray_type.py b/stock_location_tray/tests/test_tray_type.py
index c228a9f1f..bb9a8741f 100644
--- a/stock_location_tray/tests/test_tray_type.py
+++ b/stock_location_tray/tests/test_tray_type.py
@@ -70,3 +70,15 @@ class TestLocationTrayType(LocationTrayTypeCase):
         # we can modify size of unused ones
         self.unused_tray_type.rows = 10
         self.unused_tray_type.cols = 10
+
+    def test_width_per_cell(self):
+        tray_type = self.used_tray_type
+        tray_type.cols = 10
+        tray_type.width = 120
+        self.assertEqual(tray_type.width_per_cell, 12)
+
+    def test_depth_per_cell(self):
+        tray_type = self.used_tray_type
+        tray_type.rows = 10
+        tray_type.depth = 120
+        self.assertEqual(tray_type.depth_per_cell, 12)
diff --git a/stock_location_tray/views/stock_location_tray_type_views.xml b/stock_location_tray/views/stock_location_tray_type_views.xml
index 46a187388..a71c58c7a 100644
--- a/stock_location_tray/views/stock_location_tray_type_views.xml
+++ b/stock_location_tray/views/stock_location_tray_type_views.xml
@@ -24,6 +24,19 @@
             <field name="rows"/>
             <field name="cols"/>
           </group>
+          <group string="Sizes" name="size">
+              <label for="width"/>
+              <div>
+                <field name="width"/> mm /
+                <field name="width_per_cell"/> mm per cell
+              </div>
+              <label for="depth"/>
+              <div>
+                <field name="depth"/> mm /
+                <field name="depth_per_cell"/> mm per cell
+              </div>
+              <field name="height"/>
+          </group>
           <group string="Disposition" name="disposition">
             <field name="tray_matrix"
                    widget="location_tray_matrix"