diff --git a/content/roadmaps/106-javascript/content/104-javascript-data-structures/101-keyed-collections/103-weak-set.md b/content/roadmaps/106-javascript/content/104-javascript-data-structures/101-keyed-collections/103-weak-set.md
index 129124747..45aa33c28 100644
--- a/content/roadmaps/106-javascript/content/104-javascript-data-structures/101-keyed-collections/103-weak-set.md
+++ b/content/roadmaps/106-javascript/content/104-javascript-data-structures/101-keyed-collections/103-weak-set.md
@@ -1 +1,8 @@
-# Weak set
\ No newline at end of file
+# WeakSet
+
+`WeakSet` objects are collections of objects. Just as with `Sets`, each object in a `WeakSet` may occur only once; all objects in a `WeakSet`'s collection are unique.
+
+<ResourceGroupTitle>Free Content</ResourceGroupTitle>
+
+<BadgeLink colorScheme='yellow' badgeText='Read' href='https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/WeakSet'>WeakSet</BadgeLink>
+<BadgeLink colorScheme='yellow' badgeText='Read' href='https://javascript.info/weakmap-weakset'>WeakMap and WeakSet</BadgeLink>