diff --git a/src/main/java/com/segment/analytics/android/integrations/firebase/FirebaseIntegration.java b/src/main/java/com/segment/analytics/android/integrations/firebase/FirebaseIntegration.java
index a714665..cb21720 100644
--- a/src/main/java/com/segment/analytics/android/integrations/firebase/FirebaseIntegration.java
+++ b/src/main/java/com/segment/analytics/android/integrations/firebase/FirebaseIntegration.java
@@ -224,6 +224,8 @@ && isNullOrEmpty(properties.currency())) {
 
   private static ArrayList<Bundle> formatProducts(List<ValueMap> products) {
     ArrayList<Bundle> mappedProducts = new ArrayList<>();
+    if (products == null) return mappedProducts;
+
     for (ValueMap product : products) {
       Bundle mappedProduct = new Bundle();
       for (Map.Entry<String, Object> innerEntry : product.entrySet()) {