diff --git a/ts/flexbuffers/bit-width.ts b/ts/flexbuffers/bit-width.ts
new file mode 100644
index 0000000..5f85b61
--- /dev/null
+++ b/ts/flexbuffers/bit-width.ts
@@ -0,0 +1,6 @@
+export enum BitWidth {
+  WIDTH8 = 0,
+  WIDTH16 = 1,
+  WIDTH32 = 2,
+  WIDTH64 = 3,
+}
\ No newline at end of file