diff --git a/Game/Behaviours/MovementBoxBehaviour.cs b/Game/Behaviours/MovementBoxBehaviour.cs
index 8173914..b31360e 100644
--- a/Game/Behaviours/MovementBoxBehaviour.cs
+++ b/Game/Behaviours/MovementBoxBehaviour.cs
@@ -6,10 +6,12 @@ using Syntriax.Engine.Input;
 
 namespace Pong.Behaviours;
 
-public class MovementBoxBehaviour(Keys Up, Keys Down, float Speed) : BehaviourOverride
+public class MovementBoxBehaviour(Keys Up, Keys Down, float High, float Low, float Speed) : BehaviourOverride
 {
     private Keys Up { get; } = Up;
     private Keys Down { get; } = Down;
+    public float High { get; } = High;
+    public float Low { get; } = Low;
     public float Speed { get; set; } = Speed;
 
     private bool isUpPressed = false;
@@ -26,6 +28,8 @@ public class MovementBoxBehaviour(Keys Up, Keys Down, float Speed) : BehaviourOv
             GameObject.Transform.Position = GameObject.Transform.Position + Vector2.UnitY * (float)time.ElapsedGameTime.TotalSeconds * Speed;
         else if (isDownPressed)
             GameObject.Transform.Position = GameObject.Transform.Position + -Vector2.UnitY * (float)time.ElapsedGameTime.TotalSeconds * Speed;
+
+        GameObject.Transform.Position = new Vector2(GameObject.Transform.Position.X, MathF.Max(MathF.Min(GameObject.Transform.Position.Y, High), Low));
     }
 
     protected override void OnInitialize()
diff --git a/Game/Game1.cs b/Game/Game1.cs
index fea46b9..fdaf183 100644
--- a/Game/Game1.cs
+++ b/Game/Game1.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using Microsoft.Xna.Framework;
 using Microsoft.Xna.Framework.Graphics;
 using Microsoft.Xna.Framework.Input;
@@ -59,7 +59,7 @@ public class Game1 : Game
         gameObjectLeft.Transform.Position = new Vector2(-350f, 0f);
         gameObjectLeft.Transform.Scale = new Vector2(10f, 40f);
         gameObjectLeft.BehaviourController.AddBehaviour<KeyboardInputsBehaviour>();
-        gameObjectLeft.BehaviourController.AddBehaviour<MovementBoxBehaviour>(Keys.W, Keys.S, 400f);
+        gameObjectLeft.BehaviourController.AddBehaviour<MovementBoxBehaviour>(Keys.W, Keys.S, 268f, -268f, 400f);
         gameObjectLeft.BehaviourController.AddBehaviour<DisplayableSpriteBehaviour>().Assign(spriteBox);
 
         IGameObject gameObjectRight = gameManager.InstantiateGameObject<GameObject>();
@@ -67,7 +67,7 @@ public class Game1 : Game
         gameObjectRight.Transform.Position = new Vector2(350f, 0f);
         gameObjectRight.Transform.Scale = new Vector2(10f, 40f);
         gameObjectRight.BehaviourController.AddBehaviour<KeyboardInputsBehaviour>();
-        gameObjectRight.BehaviourController.AddBehaviour<MovementBoxBehaviour>(Keys.Up, Keys.Down, 400f);
+        gameObjectRight.BehaviourController.AddBehaviour<MovementBoxBehaviour>(Keys.Up, Keys.Down, 268f, -268f, 400f);
         gameObjectRight.BehaviourController.AddBehaviour<DisplayableSpriteBehaviour>().Assign(spriteBox);
         // TODO: use this.Content to load your game content here
     }