diff --git a/src/ImageEditOptions.php b/src/ImageEditOptions.php
index 4263d45..f9501d7 100644
--- a/src/ImageEditOptions.php
+++ b/src/ImageEditOptions.php
@@ -14,6 +14,11 @@ class ImageEditOptions
      */
     private $height;
 
+    /**
+     * @var Watermark[][]
+     */
+    private $watermarks = [];
+
     public function width(int $width)
     {
         $this->width = $width;
@@ -38,11 +43,48 @@ class ImageEditOptions
         return $this->height;
     }
 
+    public function watermarks(array $watermarks)
+    {
+        $this->watermarks = [];
+        $this->addWatermarks($watermarks);
+
+        return $this;
+    }
+
+    /**
+     * @param array $declinations Tableau de déclinaisons d'une watermark dans plusieurs tailles
+     */
+    public function addWatermark(array $declinations)
+    {
+        $this->watermarks[] = $declinations;
+
+        return $this;
+    }
+
+    public function addWatermarks(array $watermarks)
+    {
+        foreach ($watermarks as $watermark) {
+            $this->addWatermark($watermark);
+        }
+
+        return $this;
+    }
+
+    public function getWatermarks(): array
+    {
+        return $this->watermarks;
+    }
+
     public function toArray(): array
     {
         return array_filter([
             'width' => $this->width,
-            'height' => $this->height
+            'height' => $this->height,
+            'watermarks' => array_map(function (array $declinations) {
+                return array_map(function (Watermark $watermark) {
+                    return $watermark->toArray();
+                }, $declinations);
+            }, $this->watermarks),
         ]);
     }
 }
diff --git a/src/Watermark.php b/src/Watermark.php
new file mode 100644
index 0000000..118ecf2
--- /dev/null
+++ b/src/Watermark.php
@@ -0,0 +1,91 @@
+<?php
+
+namespace Nwb\MultiDownloaderClient;
+
+class Watermark
+{
+    /**
+     * @var string
+     */
+    private $url;
+
+    /**
+     * @var string
+     */
+    private $fallbackUrl;
+
+    /**
+     * @var int
+     */
+    private $width;
+
+    /**
+     * @var int
+     */
+    private $height;
+
+    public function __construct(string $url, int $width, int $height)
+    {
+        $this->url = $url;
+        $this->width = $width;
+        $this->height = $height;
+    }
+
+    public function url(string $url)
+    {
+        $this->url = $url;
+
+        return $this;
+    }
+
+    public function getUrl(): string
+    {
+        return $this->url;
+    }
+
+    public function fallbackUrl(string $fallbackUrl)
+    {
+        $this->fallbackUrl = $fallbackUrl;
+
+        return $this;
+    }
+
+    public function getFallbackUrl(): string
+    {
+        return $this->fallbackUrl;
+    }
+
+    public function width(int $width)
+    {
+        $this->width = $width;
+
+        return $this;
+    }
+
+    public function getWidth(): int
+    {
+        return $this->width;
+    }
+
+    public function height(int $height)
+    {
+        $this->height = $height;
+
+        return $this;
+    }
+
+    public function getHeight(): int
+    {
+        return $this->height;
+    }
+
+    public function toArray(): array
+    {
+        return array_filter([
+            'url' => $this->url,
+            'fallbackUrl' => $this->fallbackUrl,
+            'width' => $this->width,
+            'height' => $this->height
+        ]);
+    }
+}
diff --git a/testDownloadTo.zip b/testDownloadTo.zip
new file mode 100644
index 0000000..6767252
Binary files /dev/null and b/testDownloadTo.zip differ
diff --git a/tests/MultiDownloaderClientTest.php b/tests/MultiDownloaderClientTest.php
index 2081182..5196a56 100644
--- a/tests/MultiDownloaderClientTest.php
+++ b/tests/MultiDownloaderClientTest.php
@@ -4,13 +4,14 @@ include __DIR__ . '/../vendor/autoload.php';
 
 use Nwb\MultiDownloaderClient\FileRequest;
 use Nwb\MultiDownloaderClient\MultiDownloaderClient;
+use Nwb\MultiDownloaderClient\Watermark;
 use PHPUnit\Framework\TestCase;
 
 class MultiDownloaderClientTest extends TestCase
 {
     private $testFiles = [
-        'https://s3.eu-central-1.wasabisys.com/dev-data-nwb/multi-downloader-sat/tests/img/watermarks/portrait.png',
-        'https://s3.eu-central-1.wasabisys.com/dev-data-nwb/multi-downloader-sat/tests/img/watermarks/paysage.png'
+        'https://dev-data-nwb.s3.eu-central-1.wasabisys.com/multi-downloader-sat/tests/img/source1.jpg',
+        'https://dev-data-nwb.s3.eu-central-1.wasabisys.com/multi-downloader-sat/tests/img/Source_portrait_sans_orientation.jpg'
     ];
 
     private function testFiles()
@@ -19,6 +20,10 @@ class MultiDownloaderClientTest extends TestCase
             $file = new FileRequest($url);
             $file->getFileOptions()->name('test' . $i . '.png');
 
+            $watermark = new Watermark('https://dev-data-nwb.s3.eu-central-1.wasabisys.com/multi-downloader-sat/tests/img/watermarks/watermark.png', 100, 100);
+
+            $file->getImageEditOptions()->addWatermark([$watermark]);
+
             return $file;
         }, $this->testFiles, array_keys($this->testFiles));
     }
@@ -30,7 +35,7 @@ class MultiDownloaderClientTest extends TestCase
         $response = $client->downloadAsString();
         $md5 = md5($response);
 
-        $this->assertEquals('7542c2c2a0750ab9e62d50bbe83d4c1f', $md5);
+        $this->assertEquals('65b11e1e8b2283f769006cec577ee8e0', $md5);
     }
 
     public function testDownloadTo()
@@ -42,7 +47,7 @@ class MultiDownloaderClientTest extends TestCase
         $md5 = md5_file($path);
 
         $this->assertFileExists($path);
-        $this->assertEquals('7542c2c2a0750ab9e62d50bbe83d4c1f', $md5);
+        $this->assertEquals('65b11e1e8b2283f769006cec577ee8e0', $md5);
     }
 
     public function testForm()