diff --git a/src/__tests__/format.test.js b/src/__tests__/format.test.js
index a97c61fe..187ea52e 100644
--- a/src/__tests__/format.test.js
+++ b/src/__tests__/format.test.js
@@ -1,4 +1,4 @@
-import format, { clean } from '../format';
+import format, { unMask } from '../format';
 
 describe('default export', () => {
   it('should be a function', () => {
@@ -81,25 +81,25 @@ describe('default export', () => {
   });
 });
 
-describe('.clean()', () => {
+describe('.unMask()', () => {
   it('should return the entry value without the mask', () => {
     // time with seconds
-    expect(clean('11:15:15', '##:##:##')).toBe('111515');
+    expect(unMask('11:15:15', '##:##:##')).toBe('111515');
     // hours and minutes
-    expect(clean('20h15m', '##h##m')).toBe('2015');
+    expect(unMask('20h15m', '##h##m')).toBe('2015');
     // date-time
-    expect(clean('27/10/2016 23:15', '##/##/#### ##:##')).toBe('271020162315');
+    expect(unMask('27/10/2016 23:15', '##/##/#### ##:##')).toBe('271020162315');
     // credit card
-    expect(clean('4532 4782 5524 7634', '#### #### #### ####')).toBe('4532478255247634');
+    expect(unMask('4532 4782 5524 7634', '#### #### #### ####')).toBe('4532478255247634');
     // phone number
-    expect(clean('(999) 999-9999', '(###) ###-####')).toBe('9999999999');
+    expect(unMask('(999) 999-9999', '(###) ###-####')).toBe('9999999999');
     // phone number (US)
-    expect(clean('+1 (999) 999-9999', '+1 (###) ###-####')).toBe('9999999999');
+    expect(unMask('+1 (999) 999-9999', '+1 (###) ###-####')).toBe('9999999999');
     // CPF
-    expect(clean('390.533.447-05', '###.###.###-##')).toBe('39053344705');
+    expect(unMask('390.533.447-05', '###.###.###-##')).toBe('39053344705');
     // CPNJ
-    expect(clean('53.288.196/0001-28', '##.###.###/####-##')).toBe('53288196000128');
+    expect(unMask('53.288.196/0001-28', '##.###.###/####-##')).toBe('53288196000128');
     // Social Security number
-    expect(clean('365-03-8704', '###-##-####')).toBe('365038704');
+    expect(unMask('365-03-8704', '###-##-####')).toBe('365038704');
   });
 });
diff --git a/src/directive.js b/src/directive.js
index 5b700ec2..c7fa2499 100644
--- a/src/directive.js
+++ b/src/directive.js
@@ -1,5 +1,5 @@
 /* eslint-disable no-param-reassign */
-import format, { clean } from './format';
+import format, { unMask } from './format';
 import { trigger, queryInputElementInside } from './utils';
 import { isAndroid, isChrome } from './utils/env';
 
@@ -21,7 +21,7 @@ function updateValue(el, force = false) {
   }
 
   el.dataset.previousValue = value;
-  el.dataset.rawValue = clean(value, mask);
+  el.dataset.unmaskedValue = unMask(value, mask);
 }
 
 /**
diff --git a/src/format.js b/src/format.js
index f5f6a397..020b451a 100644
--- a/src/format.js
+++ b/src/format.js
@@ -48,13 +48,15 @@ export const mask = (text, wholeMask) => {
 };
 
 /**
- * Cleans data.
+ * Returns text without mask-provided delimiters
+ * @example
+ * unMask('11:12', '##:##'); // -> 1112
  *
- * @param {String} text String to clean (input value)
- * @param {String} [wholeMask] Mask format, like `####-##`
+ * @param {String} text - String to clean (input value)
+ * @param {String} [wholeMask] - Mask format, like `####-##`
  * @returns {string} Cleaned text
  */
-export const clean = (text, wholeMask) => {
+export const unMask = (text, wholeMask) => {
   for (let maskIndex = 0; maskIndex < wholeMask.length; maskIndex += 1) {
     const maskChar = wholeMask.charAt(maskIndex);
     switch (maskChar) {
@@ -104,5 +106,5 @@ export const prepare = (text, wholeMask) => {
 export default function (text, wholeMask) {
   if (!wholeMask) return text;
 
-  return mask(clean(prepare(text, wholeMask), wholeMask), wholeMask);
+  return mask(unMask(prepare(text, wholeMask), wholeMask), wholeMask);
 }