diff --git a/servlet/session.go b/servlet/session.go
new file mode 100644
index 0000000..fc90ff1
--- /dev/null
+++ b/servlet/session.go
@@ -0,0 +1,35 @@
+package servlet
+
+import (
+	"git.loafle.net/commons/server-go"
+	"sync"
+)
+
+type Session struct {
+	TargetID   string
+	ServletCtx server.ServletCtx
+}
+
+var sessionPool sync.Pool
+
+func RetainSession(targetID string, servletCtx server.ServletCtx) *Session {
+	v := sessionPool.Get()
+	var _session *Session
+	if v == nil {
+		_session = &Session{}
+	} else {
+		_session = v.(*Session)
+	}
+
+	_session.TargetID = targetID
+	_session.ServletCtx = servletCtx
+
+	return _session
+}
+
+func ReleaseSession(_session *Session) {
+	_session.TargetID = ""
+	_session.ServletCtx = nil
+
+	sessionPool.Put(_session)
+}
\ No newline at end of file