diff --git a/database/migrations/2024_05_31_103315_create_cart_items_table.php b/database/migrations/2024_05_31_103315_create_cart_items_table.php
index 9a1d272..5839076 100644
--- a/database/migrations/2024_05_31_103315_create_cart_items_table.php
+++ b/database/migrations/2024_05_31_103315_create_cart_items_table.php
@@ -21,6 +21,7 @@ public function up(): void
             $table->foreignId($cartForeignName)->constrained($cartTableName)->cascadeOnDelete();
             $table->morphs('itemable');
             $table->unsignedInteger('quantity')->default(1);
+            $table->json('options')->nullable();
 
             $table->timestamps();
         });
diff --git a/src/Drivers/LaravelCartDatabase.php b/src/Drivers/LaravelCartDatabase.php
index 4c51074..bba5728 100644
--- a/src/Drivers/LaravelCartDatabase.php
+++ b/src/Drivers/LaravelCartDatabase.php
@@ -3,6 +3,7 @@
 namespace Binafy\LaravelCart\Drivers;
 
 use Binafy\LaravelCart\Models\Cart;
+use Illuminate\Database\Eloquent\Builder;
 use Illuminate\Database\Eloquent\Model;
 
 class LaravelCartDatabase implements Driver
@@ -86,6 +87,62 @@ public function emptyCart(?int $userId = null): static
         return $this;
     }
 
+    /**
+     * Get option for item.
+     */
+    public function getOption(string $option, ?int $itemId = null, ?int $userId = null): mixed
+    {
+        $cart = Cart::query()->firstOrCreate(['user_id' => $this->resolveUserId($userId)]);
+        $items = $cart->items()->when(! is_null($itemId), function (Builder $builder) use ($itemId) {
+            $builder->where('id', $itemId);
+        });
+
+        return $items->first()->getOption($option);
+    }
+
+    /**
+     * Get all options of one item.
+     */
+    public function getOptions(?int $itemId = null, ?int $userId = null): mixed
+    {
+        $cart = Cart::query()->firstOrCreate(['user_id' => $this->resolveUserId($userId)]);
+        $items = $cart->items()->when(! is_null($itemId), function (Builder $builder) use ($itemId) {
+            $builder->where('id', $itemId);
+        });
+
+        return $items->first()->getOptions();
+    }
+
+    /**
+     * Set option for item.
+     */
+    public function setOption(string $key, mixed $value, ?int $itemId = null, ?int $userId = null): static
+    {
+        $cart = Cart::query()->firstOrCreate(['user_id' => $this->resolveUserId($userId)]);
+        $items = $cart->items()->when(! is_null($itemId), function (Builder $builder) use ($itemId) {
+            $builder->where('id', $itemId);
+        });
+
+        $items->first()->setOption($key, $value);
+
+        return $this;
+    }
+
+    /**
+     * Get option for item.
+     */
+    public function addOption(string $key, mixed $value, ?int $itemId = null, ?int $userId = null): static
+    {
+        $cart = Cart::query()->firstOrCreate(['user_id' => $this->resolveUserId($userId)]);
+        $items = $cart->items()->when(! is_null($itemId), function (Builder $builder) use ($itemId) {
+            $builder->where('id', $itemId);
+        });
+
+        $items->first()->addOption($key, $value);
+
+        return $this;
+    }
+
     /**
      * Resolve the user ID, defaulting to the authenticated user.
      */
diff --git a/src/Drivers/LaravelCartSession.php b/src/Drivers/LaravelCartSession.php
index a3e1ad9..e0f232c 100644
--- a/src/Drivers/LaravelCartSession.php
+++ b/src/Drivers/LaravelCartSession.php
@@ -142,21 +142,4 @@ protected function resolveUserId(?int $userId): int
     {
         return $userId ?? auth()->id();
     }
-
-    /**
-     * Format an item for storage.
-     */
-    protected function formatItem(Model|array $item): array
-    {
-        if ($item instanceof Model) {
-            return [
-                'id' => $item->getKey(),
-                'type' => get_class($item),
-                'quantity' => 1,
-                'attributes' => $item->toArray(),
-            ];
-        }
-
-        return $item;
-    }
 }
diff --git a/src/LaravelCart.php b/src/LaravelCart.php
index 2b0b7dc..faff20d 100644
--- a/src/LaravelCart.php
+++ b/src/LaravelCart.php
@@ -2,8 +2,6 @@
 
 namespace Binafy\LaravelCart;
 
-use Illuminate\Support\Facades\Facade;
-
 /**
  * @method static \Binafy\LaravelCart\Drivers\Driver driver(string|null $driver = null)
  * @method static \Binafy\LaravelCart\Drivers\Driver storeItem(\Illuminate\Database\Eloquent\Model|array $item, int|null $userId = null)
@@ -12,12 +10,16 @@
  * @method static \Binafy\LaravelCart\Drivers\Driver decreaseQuantity(\Illuminate\Database\Eloquent\Model $item, int $quantity = 1)
  * @method static \Binafy\LaravelCart\Drivers\Driver removeItem(\Illuminate\Database\Eloquent\Model $item)
  * @method static \Binafy\LaravelCart\Drivers\Driver emptyCart()
+ * @method static \Binafy\LaravelCart\Drivers\Driver getOption(string $option, ?int $itemId = null, ?int $userId = null)
+ * @method static \Binafy\LaravelCart\Drivers\Driver getOptions(?int $itemId = null, ?int $userId = null)
+ * @method static \Binafy\LaravelCart\Drivers\Driver setOption(string $key, mixed $value, ?int $itemId = null, ?int $userId = null)
+ * @method static \Binafy\LaravelCart\Drivers\Driver addOption(string $key, mixed $value, ?int $itemId = null, ?int $userId = null)
  * @method static string getDefaultDriver()
  * @method static void setDefaultDriver(string $name)
  *
  * @see \Binafy\LaravelCart\Manager\LaravelCartManager
  */
-class LaravelCart extends Facade
+class LaravelCart extends \Illuminate\Support\Facades\Facade
 {
     /**
      * Get the registered name of the component.
diff --git a/src/Models/CartItem.php b/src/Models/CartItem.php
index 5ed65f3..21ca6ee 100644
--- a/src/Models/CartItem.php
+++ b/src/Models/CartItem.php
@@ -14,7 +14,7 @@ class CartItem extends Model
      *
      * @var string[]
      */
-    protected $fillable = ['cart_id', 'itemable_id', 'itemable_type', 'quantity'];
+    protected $guarded = ['id'];
 
     /**
      * Create a new instance of the model.
@@ -26,6 +26,56 @@ public function __construct(array $attributes = [])
         $this->table = config('laravel-cart.cart_items.table', 'cart_items');
     }
 
+    // Methods
+
+    /**
+     * Get option.
+     */
+    public function getOption(string $option): mixed
+    {
+        $options = json_decode($this->options, true);
+
+        return $options[$option] ?? null;
+    }
+
+    /**
+     * Get options.
+     */
+    public function getOptions(): mixed
+    {
+        return json_decode($this->options, true);
+    }
+
+    /**
+     * Set option.
+     */
+    public function setOption(string $key, mixed $value): static
+    {
+        $this->update(['options' => json_encode([$key => $value])]);
+
+        return $this;
+    }
+
+    /**
+     * Add option.
+     */
+    public function addOption(string $key, mixed $value): static
+    {
+        $options = $this->getOptions();
+        if (! is_array($options)) {
+            $options = json_decode($options, true);
+        }
+
+        $options[$key] = $value;
+
+        $this->options = json_encode($options);
+        $this->save();
+
+        return $this;
+    }
+
+    // Relations
+
     /**
      * Relation polymorphic, inverse one-to-one or many relationship.
      */
diff --git a/tests/Feature/Manager/Database/CartItemOptionTest.php b/tests/Feature/Manager/Database/CartItemOptionTest.php
new file mode 100644
index 0000000..1ab6885
--- /dev/null
+++ b/tests/Feature/Manager/Database/CartItemOptionTest.php
@@ -0,0 +1,102 @@
+<?php
+
+use Binafy\LaravelCart\LaravelCart;
+use Binafy\LaravelCart\Models\Cart;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\SetUp\Models\Product;
+use Tests\SetUp\Models\User;
+
+use function Pest\Laravel\assertDatabaseCount;
+
+/*
+ * Use `RefreshDatabase` for delete migration data for each test.
+ */
+uses(RefreshDatabase::class);
+
+test('can set option for cart', closure: function () {
+    $user = User::query()->create(['name' => 'Milwad', 'email' => 'milwad.dev@gmail.com']);
+    auth()->login($user);
+    $product1 = Product::query()->create(['title' => 'Product 1']);
+
+    // Store items to cart
+    $cart = Cart::query()->firstOrCreate(['user_id' => $user->id]);
+    $cart->storeItem($product1);
+
+    // Set options
+    LaravelCart::driver('database')->setOption('size', 34);
+
+    // Assertions
+    expect(LaravelCart::driver('database')->getOption('size'))->toBe(34);
+
+    // DB Assertions
+    assertDatabaseCount('cart_items', 1);
+});
+
+test('can set option for cart with specific id', closure: function () {
+    $user = User::query()->create(['name' => 'Milwad', 'email' => 'milwad.dev@gmail.com']);
+    auth()->login($user);
+    $product1 = Product::query()->create(['title' => 'Product 1']);
+    $product2 = Product::query()->create(['title' => 'Product 2']);
+
+    // Store items to cart
+    $cart = Cart::query()->firstOrCreate(['user_id' => $user->id]);
+    $cart->storeItem($product1);
+    $cart->storeItem($product2);
+
+    // Set options
+    LaravelCart::driver('database')->setOption('size', 80, 2);
+
+    // Assertions
+    expect(LaravelCart::driver('database')->getOption('size', 2))
+        ->toBe(80)
+        ->and(LaravelCart::driver('database')->getOptions(2))
+        ->toBe(['size' => 80]);
+
+    // Add option
+    LaravelCart::driver('database')->addOption('address', 'something', 2);
+
+    // DB Assertions
+    assertDatabaseCount('cart_items', 2);
+});
+
+test('can get all option of one cart item', closure: function () {
+    $user = User::query()->create(['name' => 'Milwad', 'email' => 'milwad.dev@gmail.com']);
+    auth()->login($user);
+    $product1 = Product::query()->create(['title' => 'Product 1']);
+
+    // Store items to cart
+    $cart = Cart::query()->firstOrCreate(['user_id' => $user->id]);
+    $cart->storeItem($product1);
+
+    // Set options
+    LaravelCart::driver('database')->setOption('size', 34);
+
+    // Assertions
+    expect(LaravelCart::driver('database')->getOptions())->toBe(['size' => 34]);
+
+    // DB Assertions
+    assertDatabaseCount('cart_items', 1);
+});
+
+test('can add option for one cart item', closure: function () {
+    $user = User::query()->create(['name' => 'Milwad', 'email' => 'milwad.dev@gmail.com']);
+    auth()->login($user);
+    $product1 = Product::query()->create(['title' => 'Product 1']);
+
+    // Store items to cart
+    $cart = Cart::query()->firstOrCreate(['user_id' => $user->id]);
+    $cart->storeItem($product1);
+
+    // Set options
+    LaravelCart::driver('database')->addOption('size', 34);
+    LaravelCart::driver('database')->addOption('address', 'something');
+
+    // Assertions
+    expect(LaravelCart::driver('database')->getOption('size'))
+        ->toBe(34)
+        ->and(LaravelCart::driver('database')->getOption('address'))
+        ->toBe('something');
+
+    // DB Assertions
+    assertDatabaseCount('cart_items', 1);
+});
diff --git a/tests/Feature/Manager/LaravelCartManagerTest.php b/tests/Feature/Manager/LaravelCartManagerTest.php
new file mode 100644
index 0000000..a8f3871
--- /dev/null
+++ b/tests/Feature/Manager/LaravelCartManagerTest.php
@@ -0,0 +1,10 @@
+<?php
+
+use Binafy\LaravelCart\LaravelCart;
+
+test('can get correct driver of laravel cart manager', function () {
+    expect(LaravelCart::getDefaultDriver())->toBe(config('laravel-cart.driver.default'));
+
+    config(['laravel-cart.driver.default' => 'session']);
+    expect(LaravelCart::getDefaultDriver())->toBe('session');
+});
diff --git a/tests/Feature/Models/CartItemOptionTest.php b/tests/Feature/Models/CartItemOptionTest.php
new file mode 100644
index 0000000..5c91eb4
--- /dev/null
+++ b/tests/Feature/Models/CartItemOptionTest.php
@@ -0,0 +1,71 @@
+<?php
+
+use Binafy\LaravelCart\Models\Cart;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\SetUp\Models\Product;
+use Tests\SetUp\Models\User;
+
+use function Pest\Laravel\assertDatabaseCount;
+
+/*
+ * Use `RefreshDatabase` for delete migration data for each test.
+ */
+uses(RefreshDatabase::class);
+
+test('can set option for cart', closure: function () {
+    $user = User::query()->create(['name' => 'Milwad', 'email' => 'milwad.dev@gmail.comd']);
+    $product1 = Product::query()->create(['title' => 'Product 1']);
+
+    // Store items to cart
+    $cart = Cart::query()->firstOrCreate(['user_id' => $user->id]);
+    $cart->storeItem($product1);
+
+    // Set options
+    $cart->items()->first()->setOption('size', 34);
+
+    // Assertions
+    expect($cart->items()->first()->getOption('size'))->toBe(34);
+
+    // DB Assertions
+    assertDatabaseCount('cart_items', 1);
+});
+
+test('can get all option of one cart item', closure: function () {
+    $user = User::query()->create(['name' => 'Milwad', 'email' => 'milwad.dev@gmail.comd']);
+    $product1 = Product::query()->create(['title' => 'Product 1']);
+
+    // Store items to cart
+    $cart = Cart::query()->firstOrCreate(['user_id' => $user->id]);
+    $cart->storeItem($product1);
+
+    // Set options
+    $cart->items()->first()->setOption('size', 34);
+
+    // Assertions
+    expect($cart->items()->first()->getOptions())->toBe(['size' => 34]);
+
+    // DB Assertions
+    assertDatabaseCount('cart_items', 1);
+});
+
+test('can add option for one cart item', closure: function () {
+    $user = User::query()->create(['name' => 'Milwad', 'email' => 'milwad.dev@gmail.comd']);
+    $product1 = Product::query()->create(['title' => 'Product 1']);
+
+    // Store items to cart
+    $cart = Cart::query()->firstOrCreate(['user_id' => $user->id]);
+    $cart->storeItem($product1);
+
+    // Set options
+    $cart->items()->first()->addOption('size', 34);
+    $cart->items()->first()->addOption('address', 'something');
+
+    // Assertions
+    expect($cart->items()->first()->getOption('size'))
+        ->toBe(34)
+        ->and($cart->items()->first()->getOption('address'))
+        ->toBe('something');
+
+    // DB Assertions
+    assertDatabaseCount('cart_items', 1);
+});