EPD 18 inch Stainless Steel Tether Lanyard for GoPro Hero Camera Tether compatible with all GoPro HERO cameras. Our 18" stainless rope cord cable leashes are rust-resistant and can be used in salt water as marine security lanyards as well. Attaches around the GoPro thumb screw, doesn't slip off. Attach to anything you can think of for added security, bikes, helmets, snowboards, boats, jet skis, etc. The EPD brand product, not GoPro Original