diff --git a/lib/PayPal/Api/Transaction.php b/lib/PayPal/Api/Transaction.php
index 4a1be9a..e266a11 100644
--- a/lib/PayPal/Api/Transaction.php
+++ b/lib/PayPal/Api/Transaction.php
@@ -14,6 +14,9 @@ use PayPal\Rest\ApiContext;
  * @property \PayPal\Api\ItemList         item_list
  * @property \PayPal\Api\RelatedResources related_resources
  * @property \PayPal\Api\Transaction      transactions
+ * @property string                       invoice_number
+ * @property string                       custom
+ * @property string                       soft_descriptor
  */
 class Transaction extends PPModel
 {
@@ -207,6 +210,84 @@ class Transaction extends PPModel
         return $this->related_resources;
     }
 
+    /**
+     * Set invoice number.
+     * Invoice number used to track the payment. 256 characters max.
+     *
+     * @param string $invoiceNumber
+     *
+     * @return $this
+     */
+    public function setInvoiceNumber($invoiceNumber)
+    {
+        $this->invoice_number = $invoiceNumber;
+
+        return $this;
+    }
+
+    /**
+     * Get invoice number.
+     * Invoice number used to track the payment. 256 characters max.
+     *
+     * @return string
+     */
+    public function getInvoiceNumber()
+    {
+        return $this->invoice_number;
+    }
+
+    /**
+     * Set free-form field.
+     * Free-form field for the use of clients. 256 characters max.
+     *
+     * @param string $custom
+     *
+     * @return $this
+     */
+    public function setCustom($custom)
+    {
+        $this->custom = $custom;
+
+        return $this;
+    }
+
+    /**
+     * Get free-form field.
+     * Free-form field for the use of clients. 256 characters max.
+     *
+     * @return string
+     */
+    public function getCustom()
+    {
+        return $this->custom;
+    }
+
+    /**
+     * Set soft descriptor.
+     * Soft descriptor used when charging this funding source. 22 characters max.
+     *
+     * @param string $softDescriptor
+     *
+     * @return $this
+     */
+    public function setSoftDescriptor($softDescriptor)
+    {
+        $this->soft_descriptor = $softDescriptor;
+
+        return $this;
+    }
+
+    /**
+     * Get soft descriptor.
+     * Soft descriptor used when charging this funding source. 22 characters max.
+     *
+     * @return string
+     */
+    public function getSoftDescriptor()
+    {
+        return $this->soft_descriptor;
+    }
+
     /**
      * Set Transactions
      * Additional transactions for complex payment (Parallel and Chained) scenarios
diff --git a/tests/PayPal/Test/Api/TransactionTest.php b/tests/PayPal/Test/Api/TransactionTest.php
index 4659f0d..9c88f96 100644
--- a/tests/PayPal/Test/Api/TransactionTest.php
+++ b/tests/PayPal/Test/Api/TransactionTest.php
@@ -12,12 +12,18 @@ class TransactionTest extends \PHPUnit_Framework_TestCase {
 	private $transaction;
 
 	public static $description = "desc . . . ";
+	public static $invoiceNumber = "#123";
+	public static $custom = "custom";
+	public static $softDescriptor = "descriptor";
 	public static $total = "1.12";	
 
 	public static function createTransaction() {
 		$transaction = new Transaction();
 		$transaction->setAmount(AmountTest::createAmount());
 		$transaction->setDescription(self::$description);
+		$transaction->setInvoiceNumber(self::$invoiceNumber);
+		$transaction->setCustom(self::$custom);
+		$transaction->setSoftDescriptor(self::$softDescriptor);
 		$transaction->setItemList(ItemListTest::createItemList());
 		$transaction->setPayee(PayeeTest::createPayee());
  		$transaction->setRelatedResources( array(RelatedResourcesTest::createRelatedResources()) );
@@ -31,6 +37,9 @@ class TransactionTest extends \PHPUnit_Framework_TestCase {
 	public function testGetterSetter() {
 		$this->assertEquals(AmountTest::$currency, $this->transaction->getAmount()->getCurrency());
 		$this->assertEquals(self::$description, $this->transaction->getDescription());
+		$this->assertEquals(self::$invoiceNumber, $this->transaction->getInvoiceNumber());
+		$this->assertEquals(self::$custom, $this->transaction->getCustom());
+		$this->assertEquals(self::$softDescriptor, $this->transaction->getSoftDescriptor());
 		$items = $this->transaction->getItemList()->getItems();
 		$this->assertEquals(ItemTest::$quantity, $items[0]->getQuantity());
 		$this->assertEquals(PayeeTest::$email, $this->transaction->getPayee()->getEmail());