This is the Scubapro Hydros Pro Accessory Bungee Set Features: Secure dive lights or streamline your hose routing to your SCUBAPRO Hydros Pro or Hydros Pro X BCD with this large accessory bungee set. It&';s also great for attaching battery packs or securing octo hoses. Easy to install, these bungees attach to mini D-rings or to the tank plate Includes two bungee loops with cord locks Other optional Hydros BCD add-ons include a mini D-ring set, a knife mount, and color kits available in 9 vibrant colors (all sold separately). Attaches to mini D-rings or tank plate. Ideal for attaching lights, battery packs, octopus hoses and streamlines hose routing.