diff --git a/src/EncodedImage.php b/src/EncodedImage.php
index d1014497..739e53b5 100644
--- a/src/EncodedImage.php
+++ b/src/EncodedImage.php
@@ -6,6 +6,12 @@ use Intervention\Image\Exceptions\NotWritableException;
 
 class EncodedImage
 {
+    /**
+     * Create new instance
+     *
+     * @param  string $data
+     * @param  string $mimetype
+     */
     public function __construct(
         protected string $data,
         protected string $mimetype = 'application/octet-stream'
@@ -13,11 +19,22 @@ class EncodedImage
         //
     }
 
+    /**
+     * Return mime type of encoed image data
+     *
+     * @return string
+     */
     public function mimetype(): string
     {
         return $this->mimetype;
     }
 
+    /**
+     * Save encoded image data in file system
+     *
+     * @param  string $filepath
+     * @return void
+     */
     public function save(string $filepath): void
     {
         $saved = @file_put_contents($filepath, (string) $this);
@@ -28,16 +45,31 @@ class EncodedImage
         }
     }
 
+    /**
+     * Transform encoded image data into an data uri string
+     *
+     * @return string
+     */
     public function toDataUri(): string
     {
         return sprintf('data:%s;base64,%s', $this->mimetype, base64_encode($this->data));
     }
 
+    /**
+     * Cast encoded image object to string
+     *
+     * @return string
+     */
     public function toString(): string
     {
         return $this->data;
     }
 
+    /**
+     * Create file pointer from encoded image
+     *
+     * @return resource
+     */
     public function toFilePointer()
     {
         $pointer = fopen('php://temp', 'rw');
@@ -47,6 +79,21 @@ class EncodedImage
         return $pointer;
     }
 
+    /**
+     * Return byte size of encoded image
+     *
+     * @return int
+     */
+    public function size(): int
+    {
+        return mb_strlen($this->data);
+    }
+
+    /**
+     * Cast encoded image object to string
+     *
+     * @return string
+     */
     public function __toString(): string
     {
         return $this->toString();