diff --git a/lib/classes/gsf/header2/collision_struct.dart b/lib/classes/gsf/header2/collision_struct.dart
index aa4d080..15c6ecc 100644
--- a/lib/classes/gsf/header2/collision_struct.dart
+++ b/lib/classes/gsf/header2/collision_struct.dart
@@ -216,19 +216,19 @@ class BlockerCollisionStruct extends CollisionStruct {
 
   @override
   CollisionModel toModel() {
-    final center = Vector3(positionX.value, positionY.value, positionZ.value);
-    final distX = sizeX.value / 2;
-    final distY = sizeY.value / 2;
-    final distZ = sizeZ.value / 2;
+    final basePoint = Vector3(positionX.value, positionY.value, positionZ.value); // back bottom left
+    final distX = sizeX.value;
+    final distY = sizeY.value;
+    final distZ = sizeZ.value;
     final List<ModelVertex> vertices = [
-      ModelVertex(center + Vector3(distX, distY, distZ)), // front top right
-      ModelVertex(center + Vector3(distX, distY, -distZ)), // front bottom right
-      ModelVertex(center + Vector3(distX, -distY, distZ)), // back top right
-      ModelVertex(center + Vector3(distX, -distY, -distZ)), // back bottom right
-      ModelVertex(center + Vector3(-distX, distY, distZ)), // front top left
-      ModelVertex(center + Vector3(-distX, distY, -distZ)), // front bottom left
-      ModelVertex(center + Vector3(-distX, -distY, distZ)), // back top left
-      ModelVertex(center + Vector3(-distX, -distY, -distZ)), // back bottom left
+      ModelVertex(basePoint + Vector3(distX, distY, distZ)), // front top right
+      ModelVertex(basePoint + Vector3(distX, distY, 0)), // front bottom right
+      ModelVertex(basePoint + Vector3(distX, 0, distZ)), // back top right
+      ModelVertex(basePoint + Vector3(distX, 0, 0)), // back bottom right
+      ModelVertex(basePoint + Vector3(0, distY, distZ)), // front top left
+      ModelVertex(basePoint + Vector3(0, distY, 0)), // front bottom left
+      ModelVertex(basePoint + Vector3(0, 0, distZ)), // back top left
+      ModelVertex(basePoint), // back bottom left
     ];
     final List<ModelTriangle> triangles = [
       ModelTriangle(
diff --git a/lib/widgets/viewer/model_drawer.dart b/lib/widgets/viewer/model_drawer.dart
index 7ac8c5c..996fe23 100644
--- a/lib/widgets/viewer/model_drawer.dart
+++ b/lib/widgets/viewer/model_drawer.dart
@@ -25,6 +25,7 @@ class ModelDrawer extends CustomPainter {
     required this.showCloth,
     required this.showSkeleton,
     required this.showLinks,
+    required this.showCollisionBoxes,
   }) : super(repaint: mousePosition);
 
   final ValueNotifier<MouseEventData> mousePosition;
@@ -37,6 +38,7 @@ class ModelDrawer extends CustomPainter {
   final bool showCloth;
   final bool showSkeleton;
   final bool showLinks;
+  final bool showCollisionBoxes;
 
   final Transformation transformation = Transformation();
 
@@ -196,7 +198,9 @@ class ModelDrawer extends CustomPainter {
       showCloths: showCloth,
       showTexture: showTexture,
     );
-    model.drawCollisions(transformation, size, canvas, meshColor);
+    if (showCollisionBoxes) {
+      model.drawCollisions(transformation, size, canvas, meshColor);
+    }
     if (showSkeleton) {
       model.drawSkeleton(
         transformation,
diff --git a/lib/widgets/viewer/notifier.dart b/lib/widgets/viewer/notifier.dart
index f0d1640..d809b87 100644
--- a/lib/widgets/viewer/notifier.dart
+++ b/lib/widgets/viewer/notifier.dart
@@ -102,6 +102,14 @@ class ModelSelectionStateNotifier extends Notifier<ModelViewerSelectionState> {
         orElse: () => null);
   }
 
+  void updateShowCollisionBoxes(bool showCollisionBoxes) {
+    state.maybeMap(
+        withModel: (withModel) {
+          state = withModel.copyWith(showCollisionBoxes: showCollisionBoxes);
+        },
+        orElse: () => null);
+  }
+
   void updateFilterAttribute(int indice) {
     state.maybeMap(
         withModel: (withModel) {
diff --git a/lib/widgets/viewer/state.dart b/lib/widgets/viewer/state.dart
index 7630b5f..99e453d 100644
--- a/lib/widgets/viewer/state.dart
+++ b/lib/widgets/viewer/state.dart
@@ -23,5 +23,6 @@ class ModelViewerSelectionState with _$ModelViewerSelectionState {
     @Default(false) showPartyColor,
     @Default(false) showSkeleton,
     @Default(true) showLinks,
+    @Default(false) showCollisionBoxes,
   }) = ModelViewerSelectionStateWithModel;
 }
diff --git a/lib/widgets/viewer/state.freezed.dart b/lib/widgets/viewer/state.freezed.dart
index e77c8d5..d714f58 100644
--- a/lib/widgets/viewer/state.freezed.dart
+++ b/lib/widgets/viewer/state.freezed.dart
@@ -33,7 +33,8 @@ mixin _$ModelViewerSelectionState {
             dynamic showTexture,
             dynamic showPartyColor,
             dynamic showSkeleton,
-            dynamic showLinks)
+            dynamic showLinks,
+            dynamic showCollisionBoxes)
         withModel,
   }) =>
       throw _privateConstructorUsedError;
@@ -52,7 +53,8 @@ mixin _$ModelViewerSelectionState {
             dynamic showTexture,
             dynamic showPartyColor,
             dynamic showSkeleton,
-            dynamic showLinks)?
+            dynamic showLinks,
+            dynamic showCollisionBoxes)?
         withModel,
   }) =>
       throw _privateConstructorUsedError;
@@ -70,7 +72,8 @@ mixin _$ModelViewerSelectionState {
             dynamic showTexture,
             dynamic showPartyColor,
             dynamic showSkeleton,
-            dynamic showLinks)?
+            dynamic showLinks,
+            dynamic showCollisionBoxes)?
         withModel,
     required TResult orElse(),
   }) =>
@@ -236,7 +239,8 @@ class _$EmptyImpl implements _Empty {
             dynamic showTexture,
             dynamic showPartyColor,
             dynamic showSkeleton,
-            dynamic showLinks)
+            dynamic showLinks,
+            dynamic showCollisionBoxes)
         withModel,
   }) {
     return empty(materialsTable, models);
@@ -258,7 +262,8 @@ class _$EmptyImpl implements _Empty {
             dynamic showTexture,
             dynamic showPartyColor,
             dynamic showSkeleton,
-            dynamic showLinks)?
+            dynamic showLinks,
+            dynamic showCollisionBoxes)?
         withModel,
   }) {
     return empty?.call(materialsTable, models);
@@ -279,7 +284,8 @@ class _$EmptyImpl implements _Empty {
             dynamic showTexture,
             dynamic showPartyColor,
             dynamic showSkeleton,
-            dynamic showLinks)?
+            dynamic showLinks,
+            dynamic showCollisionBoxes)?
         withModel,
     required TResult orElse(),
   }) {
@@ -356,7 +362,8 @@ abstract class _$$ModelViewerSelectionStateWithModelImplCopyWith<$Res>
       dynamic showTexture,
       dynamic showPartyColor,
       dynamic showSkeleton,
-      dynamic showLinks});
+      dynamic showLinks,
+      dynamic showCollisionBoxes});
 }
 
 /// @nodoc
@@ -382,6 +389,7 @@ class __$$ModelViewerSelectionStateWithModelImplCopyWithImpl<$Res>
     Object? showPartyColor = freezed,
     Object? showSkeleton = freezed,
     Object? showLinks = freezed,
+    Object? showCollisionBoxes = freezed,
   }) {
     return _then(_$ModelViewerSelectionStateWithModelImpl(
       models: null == models
@@ -408,6 +416,9 @@ class __$$ModelViewerSelectionStateWithModelImplCopyWithImpl<$Res>
       showSkeleton:
           freezed == showSkeleton ? _value.showSkeleton! : showSkeleton,
       showLinks: freezed == showLinks ? _value.showLinks! : showLinks,
+      showCollisionBoxes: freezed == showCollisionBoxes
+          ? _value.showCollisionBoxes!
+          : showCollisionBoxes,
     ));
   }
 }
@@ -426,7 +437,8 @@ class _$ModelViewerSelectionStateWithModelImpl
       this.showTexture = true,
       this.showPartyColor = false,
       this.showSkeleton = false,
-      this.showLinks = true})
+      this.showLinks = true,
+      this.showCollisionBoxes = false})
       : _models = models;
 
   final List<ModelSettings> _models;
@@ -461,10 +473,13 @@ class _$ModelViewerSelectionStateWithModelImpl
   @override
   @JsonKey()
   final dynamic showLinks;
+  @override
+  @JsonKey()
+  final dynamic showCollisionBoxes;
 
   @override
   String toString() {
-    return 'ModelViewerSelectionState.withModel(models: $models, model: $model, filter: $filter, materialsTable: $materialsTable, showCloth: $showCloth, showNormals: $showNormals, showTexture: $showTexture, showPartyColor: $showPartyColor, showSkeleton: $showSkeleton, showLinks: $showLinks)';
+    return 'ModelViewerSelectionState.withModel(models: $models, model: $model, filter: $filter, materialsTable: $materialsTable, showCloth: $showCloth, showNormals: $showNormals, showTexture: $showTexture, showPartyColor: $showPartyColor, showSkeleton: $showSkeleton, showLinks: $showLinks, showCollisionBoxes: $showCollisionBoxes)';
   }
 
   @override
@@ -486,7 +501,9 @@ class _$ModelViewerSelectionStateWithModelImpl
                 .equals(other.showPartyColor, showPartyColor) &&
             const DeepCollectionEquality()
                 .equals(other.showSkeleton, showSkeleton) &&
-            const DeepCollectionEquality().equals(other.showLinks, showLinks));
+            const DeepCollectionEquality().equals(other.showLinks, showLinks) &&
+            const DeepCollectionEquality()
+                .equals(other.showCollisionBoxes, showCollisionBoxes));
   }
 
   @override
@@ -501,7 +518,8 @@ class _$ModelViewerSelectionStateWithModelImpl
       const DeepCollectionEquality().hash(showTexture),
       const DeepCollectionEquality().hash(showPartyColor),
       const DeepCollectionEquality().hash(showSkeleton),
-      const DeepCollectionEquality().hash(showLinks));
+      const DeepCollectionEquality().hash(showLinks),
+      const DeepCollectionEquality().hash(showCollisionBoxes));
 
   @JsonKey(ignore: true)
   @override
@@ -527,11 +545,22 @@ class _$ModelViewerSelectionStateWithModelImpl
             dynamic showTexture,
             dynamic showPartyColor,
             dynamic showSkeleton,
-            dynamic showLinks)
+            dynamic showLinks,
+            dynamic showCollisionBoxes)
         withModel,
   }) {
-    return withModel(models, model, filter, materialsTable, showCloth,
-        showNormals, showTexture, showPartyColor, showSkeleton, showLinks);
+    return withModel(
+        models,
+        model,
+        filter,
+        materialsTable,
+        showCloth,
+        showNormals,
+        showTexture,
+        showPartyColor,
+        showSkeleton,
+        showLinks,
+        showCollisionBoxes);
   }
 
   @override
@@ -550,11 +579,22 @@ class _$ModelViewerSelectionStateWithModelImpl
             dynamic showTexture,
             dynamic showPartyColor,
             dynamic showSkeleton,
-            dynamic showLinks)?
+            dynamic showLinks,
+            dynamic showCollisionBoxes)?
         withModel,
   }) {
-    return withModel?.call(models, model, filter, materialsTable, showCloth,
-        showNormals, showTexture, showPartyColor, showSkeleton, showLinks);
+    return withModel?.call(
+        models,
+        model,
+        filter,
+        materialsTable,
+        showCloth,
+        showNormals,
+        showTexture,
+        showPartyColor,
+        showSkeleton,
+        showLinks,
+        showCollisionBoxes);
   }
 
   @override
@@ -572,13 +612,24 @@ class _$ModelViewerSelectionStateWithModelImpl
             dynamic showTexture,
             dynamic showPartyColor,
             dynamic showSkeleton,
-            dynamic showLinks)?
+            dynamic showLinks,
+            dynamic showCollisionBoxes)?
         withModel,
     required TResult orElse(),
   }) {
     if (withModel != null) {
-      return withModel(models, model, filter, materialsTable, showCloth,
-          showNormals, showTexture, showPartyColor, showSkeleton, showLinks);
+      return withModel(
+          models,
+          model,
+          filter,
+          materialsTable,
+          showCloth,
+          showNormals,
+          showTexture,
+          showPartyColor,
+          showSkeleton,
+          showLinks,
+          showCollisionBoxes);
     }
     return orElse();
   }
@@ -619,16 +670,18 @@ class _$ModelViewerSelectionStateWithModelImpl
 abstract class ModelViewerSelectionStateWithModel
     implements ModelViewerSelectionState {
   const factory ModelViewerSelectionStateWithModel(
-      {required final List<ModelSettings> models,
-      required final ModelSettings model,
-      required final ChunkAttributes filter,
-      required final MaterialsTable materialsTable,
-      final dynamic showCloth,
-      final dynamic showNormals,
-      final dynamic showTexture,
-      final dynamic showPartyColor,
-      final dynamic showSkeleton,
-      final dynamic showLinks}) = _$ModelViewerSelectionStateWithModelImpl;
+          {required final List<ModelSettings> models,
+          required final ModelSettings model,
+          required final ChunkAttributes filter,
+          required final MaterialsTable materialsTable,
+          final dynamic showCloth,
+          final dynamic showNormals,
+          final dynamic showTexture,
+          final dynamic showPartyColor,
+          final dynamic showSkeleton,
+          final dynamic showLinks,
+          final dynamic showCollisionBoxes}) =
+      _$ModelViewerSelectionStateWithModelImpl;
 
   @override
   List<ModelSettings> get models;
@@ -642,6 +695,7 @@ abstract class ModelViewerSelectionStateWithModel
   dynamic get showPartyColor;
   dynamic get showSkeleton;
   dynamic get showLinks;
+  dynamic get showCollisionBoxes;
   @override
   @JsonKey(ignore: true)
   _$$ModelViewerSelectionStateWithModelImplCopyWith<
diff --git a/lib/widgets/viewer/viewer.dart b/lib/widgets/viewer/viewer.dart
index 2db88b1..1d8dc36 100644
--- a/lib/widgets/viewer/viewer.dart
+++ b/lib/widgets/viewer/viewer.dart
@@ -152,6 +152,18 @@ class _ViewerControls extends ConsumerWidget {
                 .updateShowLinks(value);
           },
         ),
+        _ViewerSwitchsControl(
+          title: "Show Collision Boxes",
+          value: state.map(
+            empty: (_) => false,
+            withModel: (withModel) => withModel.showCollisionBoxes,
+          ),
+          onChanged: (value) {
+            ref
+                .read(modelSelectionStateNotifierProvider.notifier)
+                .updateShowCollisionBoxes(value);
+          },
+        ),
         _ViewerSwitchsControl(
           title: "Show Normals",
           value: state.map(
@@ -342,6 +354,7 @@ class Viewer extends StatelessWidget {
                       showTexture,
                       showSkeleton,
                       showLinks,
+                      showCollisionBoxes,
                       controlAttributes,
                     ) =>
                         CustomPaint(
@@ -358,6 +371,7 @@ class Viewer extends StatelessWidget {
                         showTexture: showTexture,
                         showSkeleton: showSkeleton,
                         showLinks: showLinks,
+                        showCollisionBoxes: showCollisionBoxes,
                       ),
                       child: const SizedBox.expand(),
                     ),
@@ -370,7 +384,7 @@ class Viewer extends StatelessWidget {
         ViewerControlWrapper(
           overridingAttributes: attributesFilter,
           builder: (showCloth, showNomrals, showTexture, showSkeleton,
-                  showLinks, attributes) =>
+                  showLinks, showCollisionBoxes, attributes) =>
               ConvertToObjCta(
             model: model!,
             attributesFilter: attributes ?? defaultAttributes,
@@ -381,8 +395,14 @@ class Viewer extends StatelessWidget {
   }
 }
 
-typedef ViewerControlBuilder = Widget Function(bool showCloth, bool showNormals,
-    bool showTexture, bool showSkeleton, bool showLinks, ChunkAttributes?);
+typedef ViewerControlBuilder = Widget Function(
+    bool showCloth,
+    bool showNormals,
+    bool showTexture,
+    bool showSkeleton,
+    bool showLinks,
+    bool showCollisionBoxes,
+    ChunkAttributes?);
 
 class ViewerControlWrapper extends ConsumerWidget {
   const ViewerControlWrapper({
@@ -396,7 +416,8 @@ class ViewerControlWrapper extends ConsumerWidget {
   @override
   Widget build(BuildContext context, ref) {
     if (overridingAttributes != null) {
-      return builder(false, false, true, false, false, overridingAttributes);
+      return builder(
+          false, false, true, false, false, false, overridingAttributes);
     }
     final state = ref.watch(modelSelectionStateNotifierProvider);
     return builder(
@@ -420,6 +441,10 @@ class ViewerControlWrapper extends ConsumerWidget {
         empty: (_) => false,
         withModel: (withModel) => withModel.showLinks,
       ),
+      state.map(
+        empty: (_) => false,
+        withModel: (withModel) => withModel.showCollisionBoxes,
+      ),
       state.map(
         empty: (_) => null,
         withModel: (withModel) => withModel.filter,