diff --git a/ballance_blender_plugin/add_floor.py b/ballance_blender_plugin/add_floor.py
index 1348de5..103ece9 100644
--- a/ballance_blender_plugin/add_floor.py
+++ b/ballance_blender_plugin/add_floor.py
@@ -38,18 +38,6 @@ class BALLANCE_OT_add_floor(bpy.types.Operator):
         default=1.0,
     )
 
-    rotation_inside_mesh: bpy.props.EnumProperty(
-        name="Rotation",
-        description="Rotation inside mesh",
-        items=(
-            ("R0", "0 degree", ""),
-            ("R90", "90 degree", ""),
-            ("R180", "180 degree", ""),
-            ("R270", "270 degree", "")
-        ),
-        default="R0"
-    )
-
     use_2d_top : bpy.props.BoolProperty(
         name="Top side"
     )
@@ -83,7 +71,7 @@ class BALLANCE_OT_add_floor(bpy.types.Operator):
             load_basic_floor(
                 objmesh, 
                 self.floor_type, 
-                self.rotation_inside_mesh, 
+                'R0', 
                 self.height_multiplier, 
                 self.expand_length_1,
                 self.expand_length_2,
@@ -98,7 +86,7 @@ class BALLANCE_OT_add_floor(bpy.types.Operator):
             load_derived_floor(
                 objmesh, 
                 self.floor_type, 
-                self.rotation_inside_mesh, 
+                'R0', 
                 self.height_multiplier, 
                 self.expand_length_1,
                 self.expand_length_2,
@@ -139,7 +127,6 @@ class BALLANCE_OT_add_floor(bpy.types.Operator):
         col = layout.column()
         col.label(text="Basic param")
         col.prop(self, "floor_type")
-        col.prop(self, "rotation_inside_mesh")
         col.prop(self, "height_multiplier")
 
         col.separator()
diff --git a/ballance_blender_plugin/json/BasicBlock.json b/ballance_blender_plugin/json/BasicBlock.json
index 64612b4..428bb1e 100644
--- a/ballance_blender_plugin/json/BasicBlock.json
+++ b/ballance_blender_plugin/json/BasicBlock.json
@@ -3,6 +3,10 @@
         "Type": "SinkBorder",
         "BindingDisplayTexture": "SinkBorder.png",
         "UnitSize": "Small",
+        "MinSize": {
+            "D1": 0,
+            "D2": 0
+        },
         "ExpandType": "Column",
         "InitColumnDirection": "PositiveX",
         "DefaultSideConfig": {
@@ -78,7 +82,7 @@
                     "P2": 2,
                     "P3": 1,
                     "P4": 0,
-                    "Textures": "FloorSide"
+                    "Textures": "FloorTopBorderless"
                 }
             ]
         },
@@ -124,7 +128,7 @@
                     "P2": 1,
                     "P3": 2,
                     "P4": 3,
-                    "Textures": "FloorSide"
+                    "Textures": "FloorTopBorderless"
                 }
             ]
         },
@@ -151,79 +155,9 @@
                 }
             ]
         },
-        "TwoDTopSideExpand": {
-            "Vertices": [
-                "0,0,-5;;;-d3",
-                "0,2.5,-5;;;-d3",
-                "0,2.5,-2.5;;;",
-                "0,0,-2.5;;;",
-                "0,0,0;;;",
-                "0,2.5,-0.7;;;"
-            ],
-            "UVs": [
-                "0.5,0.5;;",
-                "0.5,0;;",
-                "0,0;;",
-                "0,0.5;;",
-                "0,0;;",
-                "0,0.5;;",
-                "0.5,0.5;+d3;",
-                "0.5,0;+d3;"
-            ],
-            "Faces": [
-                {
-                    "P1": 2,
-                    "P2": 3,
-                    "P3": 4,
-                    "P4": 5,
-                    "Textures": "FloorTopBorder"
-                },
-                {
-                    "P1": 3,
-                    "P2": 2,
-                    "P3": 1,
-                    "P4": 0,
-                    "Textures": "FloorTopBorderless"
-                }
-            ]
-        },
+        "TwoDTopSideExpand": null,
         "TwoDRightSideExpand": null,
-        "TwoDBottomSideExpand": {
-            "Vertices": [
-                "2.5,0,-5;+d1;;-d3",
-                "2.5,2.5,-5;+d1;;-d3",
-                "2.5,2.5,-2.5;+d1;;",
-                "2.5,0,-2.5;+d1;;",
-                "2.5,0,0;+d1;;",
-                "2.5,2.5,-0.7;+d1;;"
-            ],
-            "UVs": [
-                "0,0.5;;",
-                "0,0;;",
-                "0.5,0;;",
-                "0.5,0.5;;",
-                "0.5,0;+d3;",
-                "0.5,0.5;+d3;",
-                "0,0.5;;",
-                "0,0;;"
-            ],
-            "Faces": [
-                {
-                    "P1": 5,
-                    "P2": 4,
-                    "P3": 3,
-                    "P4": 2,
-                    "Textures": "FloorTopBorder"
-                },
-                {
-                    "P1": 0,
-                    "P2": 1,
-                    "P3": 2,
-                    "P4": 3,
-                    "Textures": "FloorTopBorderless"
-                }
-            ]
-        },
+        "TwoDBottomSideExpand": null,
         "TwoDLeftSideExpand": {
             "Vertices": [
                 "2.5,0,-5;+d1;;-d3",
diff --git a/ballance_blender_plugin/json/DerivedBlock.json b/ballance_blender_plugin/json/DerivedBlock.json
index 1610ea1..257df87 100644
--- a/ballance_blender_plugin/json/DerivedBlock.json
+++ b/ballance_blender_plugin/json/DerivedBlock.json
@@ -1,3 +1,37 @@
 [
-    
+    {
+        "Type": "SinkFloor",
+        "BindingDisplayTexture": "SinkFloor.png",
+        "UnitSize": "Small",
+        "MinSize": {
+            "D1": 0,
+            "D2": 0
+        },
+        "ExpandType": "Column",
+        "InitColumnDirection": "PositiveX",
+        "DefaultSideConfig": {
+            "UseTwoDTop": false,
+            "UseTwoDRight": true,
+            "UseTwoDBottom": false,
+            "UseTwoDLeft": true,
+            "UseThreeDTop": true,
+            "UseThreeDBottom": false
+        },
+        "SmashedBlocks": [
+            {
+                "Type": "SinkBorder",
+                "StartPosition": "0,0;,,,",
+                "ExpandPosition": "0,0;,d1,,",
+                "Rotation": "R0",
+                "SideSync": "2dTop;False;2dBottom;2dLeft;3dTop;3dBottom"
+            },
+            {
+                "Type": "SinkBorder",
+                "StartPosition": "0,1;,d1,,",
+                "ExpandPosition": "0,0;,d1,,",
+                "Rotation": "R180",
+                "SideSync": "2dBottom;False;2dTop;2dRight;3dTop;3dBottom"
+            }
+        ]
+    }
 ]
\ No newline at end of file