diff --git a/lib/formatPercentageProps.js b/lib/formatPercentageProps.js
deleted file mode 100644
index ddc74156..00000000
--- a/lib/formatPercentageProps.js
+++ /dev/null
@@ -1,49 +0,0 @@
-/**
- * Format potential percentage props
- *
- * convert somet props like those
- *   width="50%"
- *   height="500"
- *
- * to
- *   {
- *      width: {
- *          percentage: true,
- *          value: 0.5
- *      },
- *      height: {
- *          percentage: false,
- *          value: 500
- *      }
- *   }
- *
- *
- */
-import _ from 'lodash';
-import percentToFloat from './percentToFloat';
-
-function percentageTransform(value) {
-    if (typeof value === 'number') {
-        return {
-            percentage: false,
-            value
-        };
-    }
-
-    let float = percentToFloat(value);
-
-    return {
-        percentage: float !== +value,
-        value: float
-    };
-}
-
-export default function (props, list) {
-    return _.reduce(list, (prev, name) => {
-        if (!_.isNil(props[name])) {
-            prev[name] = percentageTransform(props[name]);
-        }
-
-        return prev;
-    }, {});
-}
diff --git a/lib/percentFactory.js b/lib/percentFactory.js
deleted file mode 100644
index bf404c7e..00000000
--- a/lib/percentFactory.js
+++ /dev/null
@@ -1,13 +0,0 @@
-import percentToFloat from './percentToFloat';
-let percentReg = /%/;
-
-export default function (...args) {
-    let hasPercent = percentReg.test(args.join(''));
-    if (hasPercent) {
-        return args.map(arg => {
-            return function (base) {
-                return percentReg.test(arg) ? percentToFloat(arg) * base : +arg;
-            };
-        });
-    }
-}