diff --git a/bind.d.ts b/bind.d.ts
new file mode 100644
index 0000000..6b7d5c9
--- /dev/null
+++ b/bind.d.ts
@@ -0,0 +1,9 @@
+import * as base from './index';
+
+interface IClassNamesBind {
+	bind: (styles: any) => typeof base;
+}
+
+declare var classNames: IClassNamesBind;
+
+export = classNames;
diff --git a/index.d.ts b/index.d.ts
new file mode 100644
index 0000000..bf0e664
--- /dev/null
+++ b/index.d.ts
@@ -0,0 +1,15 @@
+declare type ClassValue = string | number | ClassDictionary | ClassArray | undefined | null | false;
+
+interface ClassDictionary {
+	[id: string]: boolean | undefined | null;
+}
+
+interface ClassArray extends Array<ClassValue> { }
+
+interface ClassNamesFn {
+	(...classes: ClassValue[]): string;
+}
+
+declare var classNames: ClassNamesFn;
+
+export default classNames
diff --git a/package.json b/package.json
index 04eec26..37b55e1 100644
--- a/package.json
+++ b/package.json
@@ -9,6 +9,7 @@
     "type": "git",
     "url": "https://github.com/JedWatson/classnames.git"
   },
+  "types": "./index.d.ts",
   "scripts": {
     "benchmarks": "node ./benchmarks/run",
     "unit": "mocha tests/*.js",