diff --git a/interface.go b/interface.go
index 1635619f..8486c7fe 100644
--- a/interface.go
+++ b/interface.go
@@ -336,7 +336,13 @@ type ClientHelloInfo struct {
 
 // ConnectionState records basic details about a QUIC connection
 type ConnectionState struct {
-	TLS               handshake.ConnectionState
+	// TLS contains information about the TLS connection state, incl. the tls.ConnectionState.
+	TLS handshake.ConnectionState
+	// SupportsDatagrams says if support for QUIC datagrams (RFC 9221) was negotiated.
+	// This requires both nodes to support and enable the datagram extensions (via Config.EnableDatagrams).
+	// If datagram support was negotiated, datagrams can be sent and received using the
+	// SendMessage and ReceiveMessage methods on the Connection.
 	SupportsDatagrams bool
-	Version           VersionNumber
+	// Version is the QUIC version of the QUIC connection.
+	Version VersionNumber
 }