Lanyard included for quick attachment and easy transport, ensuring the dust cap is readily accessible during dives. Essential backup for stage regulators, providing a reliable replacement accessory to keep your gear functional when a spare is needed. Protects valves from debris, with a protective design that shields valve ports from dust and foreign particles for scuba tank performance. Preserves tank integrity by preventing unwanted substances from entering the scuba tank valve, helping maintain equipment integrity during underwater exploration. Use scenarios: On dive boats or at sites, keep the dust cap attached to your gear to protect valve ports during setup and transit. As a field backup during regulator swaps or maintenance, ensuring quick replacement if needed. During storage or travel between trips, use the cap to prevent contamination and preserve valve cleanliness. Key attributes: Function: shields valve ports from dust and debris and serves as a reliable spare for stage regulators. Compatibility: designed to fit standard scuba valve configurations (works with common valve ports). Size: one cap intended for typical valve applications (no size variance specified here). Material: built for diving environments to withstand regular handling and use. Performance: maintains valve cleanliness and supports reliable regulator operation when needed.