diff --git a/app/src/modules/scene/physics/conveyor/types/curvedConveyorCollider.tsx b/app/src/modules/scene/physics/conveyor/types/curvedConveyorCollider.tsx
index 779c573..4011173 100644
--- a/app/src/modules/scene/physics/conveyor/types/curvedConveyorCollider.tsx
+++ b/app/src/modules/scene/physics/conveyor/types/curvedConveyorCollider.tsx
@@ -185,7 +185,7 @@ function CurvedConveyorCollider({ points, boundingBox, asset, forward, isPaused
                 >
                     {geometries.map((geometry, index) => (
                         <mesh key={index} geometry={geometry}>
-                            <meshStandardMaterial color="skyblue" side={THREE.DoubleSide} transparent opacity={0.5} />
+                            <meshStandardMaterial color="skyblue" side={THREE.DoubleSide} transparent opacity={0.5} visible={false}/>
                         </mesh>
                     ))}
                 </RigidBody>
diff --git a/app/src/modules/scene/physics/conveyor/types/normalConveyorCollider.tsx b/app/src/modules/scene/physics/conveyor/types/normalConveyorCollider.tsx
index 59e1fae..eb3487d 100644
--- a/app/src/modules/scene/physics/conveyor/types/normalConveyorCollider.tsx
+++ b/app/src/modules/scene/physics/conveyor/types/normalConveyorCollider.tsx
@@ -153,9 +153,10 @@ function NormalConveyorCollider({
                     onCollisionEnter={handleMaterialEnter}
                     onCollisionExit={handleMaterialExit}
                     colliders="trimesh"
+                    // visible={false}
                 >
                     <mesh geometry={geometry!}>
-                        <meshStandardMaterial color="skyblue" side={THREE.DoubleSide} transparent opacity={0.5} />
+                        <meshStandardMaterial color="skyblue" side={THREE.DoubleSide} transparent opacity={0.5} visible={false} />
                     </mesh>
                 </RigidBody>
             ))}
diff --git a/app/src/modules/scene/physics/conveyor/types/ySplitConveyorCollider.tsx b/app/src/modules/scene/physics/conveyor/types/ySplitConveyorCollider.tsx
index fce829c..b337fe5 100644
--- a/app/src/modules/scene/physics/conveyor/types/ySplitConveyorCollider.tsx
+++ b/app/src/modules/scene/physics/conveyor/types/ySplitConveyorCollider.tsx
@@ -155,7 +155,7 @@ function YSplitConveyorCollider({
                     colliders="trimesh"
                 >
                     <mesh geometry={geometry!}>
-                        <meshStandardMaterial color="skyblue" side={THREE.DoubleSide} transparent opacity={0.5} />
+                        <meshStandardMaterial color="skyblue" side={THREE.DoubleSide} transparent opacity={0.5} visible={false}/>
                     </mesh>
                 </RigidBody>
             ))}
diff --git a/app/src/modules/scene/physics/physicsSimulator.tsx b/app/src/modules/scene/physics/physicsSimulator.tsx
index 1758345..1d3f6d3 100644
--- a/app/src/modules/scene/physics/physicsSimulator.tsx
+++ b/app/src/modules/scene/physics/physicsSimulator.tsx
@@ -6,12 +6,12 @@ function PhysicsSimulator() {
     return (
         <>
 
-            {/* <MaterialSpawner
-                position={[0, 3, 0]}
-                spawnInterval={1000}
-                spawnCount={15}
-            />
             <MaterialSpawner
+                position={[-2, 5, 3]}
+                spawnInterval={1000}
+                spawnCount={5}
+            />
+            {/* <MaterialSpawner
                 position={[6, 3, 6]}
                 spawnInterval={1000}
                 spawnCount={5}
diff --git a/app/src/modules/scene/scene.tsx b/app/src/modules/scene/scene.tsx
index 51a6563..7a10131 100644
--- a/app/src/modules/scene/scene.tsx
+++ b/app/src/modules/scene/scene.tsx
@@ -75,7 +75,8 @@ export default function Scene({ layout }: { readonly layout: 'Main Layout' | 'Co
             >
                 <Setup />
                 <Collaboration />
-                <Physics gravity={[0, -9.81, 0]} allowedLinearError={50} numSolverIterations={50} debug >
+                {/* <Physics gravity={[0, -9.81, 0]} allowedLinearError={50} numSolverIterations={50} debug > */}
+                <Physics gravity={[0, -9.81, 0]} allowedLinearError={50} numSolverIterations={50}  >
                     <Builder />
 
                     <Simulation />