diff --git a/app/src/main/java/com/savvi/rangepickersample/SampleActivity.java b/app/src/main/java/com/savvi/rangepickersample/SampleActivity.java
index 7a7ac78..44c8d2d 100644
--- a/app/src/main/java/com/savvi/rangepickersample/SampleActivity.java
+++ b/app/src/main/java/com/savvi/rangepickersample/SampleActivity.java
@@ -56,6 +56,7 @@ protected void onCreate(Bundle savedInstanceState) {
 
         calendar.init(lastYear.getTime(), nextYear.getTime(), new SimpleDateFormat("MMMM, YYYY", Locale.getDefault())) //
                 .inMode(CalendarPickerView.SelectionMode.RANGE) //
+                .withMaxRangeSize(7)
                 .withDeactivateDates(list)
                 .withSubTitles(getSubTitles())
                 .withHighlightedDates(arrayList);
diff --git a/rangedatepicker/src/main/java/com/savvi/rangedatepicker/CalendarPickerView.java b/rangedatepicker/src/main/java/com/savvi/rangedatepicker/CalendarPickerView.java
index 596c0bd..8a385e4 100755
--- a/rangedatepicker/src/main/java/com/savvi/rangedatepicker/CalendarPickerView.java
+++ b/rangedatepicker/src/main/java/com/savvi/rangedatepicker/CalendarPickerView.java
@@ -96,6 +96,9 @@ public enum SelectionMode {
     private Typeface titleTypeface;
     private Typeface dateTypeface;
 
+    // the max range size
+    private int maxRangeSize = Integer.MAX_VALUE;
+
     private OnDateSelectedListener dateListener;
     private DateSelectableFilter dateConfiguredListener;
     private OnInvalidDateSelectedListener invalidDateListener =
@@ -344,6 +347,16 @@ public FluentInitializer withSubTitles(ArrayList<SubTitle> subTitles) {
             setSubTitles(subTitles);
             return this;
         }
+
+        /**
+         * set max range size
+         * @param size
+         * @return
+         */
+        public FluentInitializer withMaxRangeSize(int size) {
+            maxRangeSize = size;
+            return this;
+        }
     }
 
     private void setSubTitles(ArrayList<SubTitle> subTitles) {
@@ -666,6 +679,10 @@ private boolean doSelectDate(Date date, MonthCellDescriptor cell) {
                         }
                     }
                 }
+
+                if (selectedCells.size() > maxRangeSize) {
+                    clearSelectedDates();
+                }
             }
         }