Fosmon J-Hook Buckle for GoPro Orginial HD HERO 1 / 2 / 3 / 3+ / 4 (Black, Silver, and Sesson) / 5 (Session) / 6 (Black) Compatible with: GoPro Orginial HD HERO 1 / 2 / 3 / 4 Black / 4 Silver / 4 Session / 5 / 5 Session / 6 Black Attachable to many surfaces, straps, and mounts Buckle mechanism is secure, and easy to attach and detach J-Hook design allows the GoPro to be positioned vertically to capture better angled shots Two (2) J-Hook Buckles are included in this package