diff --git a/p2p/types.go b/p2p/types.go
index 5e5fabf80..48e295a2b 100644
--- a/p2p/types.go
+++ b/p2p/types.go
@@ -16,10 +16,9 @@ type Envelope struct {
 	ChannelID byte
 }
 
-// Wrapper is a Protobuf message that can contain a variety of inner messages
-// (e.g. via oneof fields). If a Channel's message type implements Wrapper, the
-// Router will automatically wrap outbound messages and unwrap inbound messages,
-// such that reactors do not have to do this themselves.
+// Unwrapper is a Protobuf message that can contain a variety of inner messages
+// (e.g. via oneof fields). If a Channel's message type implements Unwrapper, the
+// p2p layer will automatically unwrap inbound messages so that reactors do not have to do this themselves.
 type Unwrapper interface {
 	proto.Message
 
@@ -27,6 +26,7 @@ type Unwrapper interface {
 	Unwrap() (proto.Message, error)
 }
 
+// Wrapper is a companion type to Unwrapper. It is a Protobuf message that can contain a variety of inner messages. The p2p layer will automatically wrap outbound messages so that the reactors do not have to do it themselves.
 type Wrapper interface {
 	proto.Message