diff --git a/tape/tag.go b/tape/tag.go
index b32898d..9a89f38 100644
--- a/tape/tag.go
+++ b/tape/tag.go
@@ -54,6 +54,11 @@ func BufferTag(value []byte) Tag {
 	return bufferLenTag(len(value))
 }
 
+// StringTag returns the appropriate tag for a string.
+func StringTag(value string) Tag {
+	return bufferLenTag(len(value))
+}
+
 func bufferLenTag(length int) Tag {
 	if length < int(CNLimit) {
 		return SBA.WithCN(length)