High-quality plastic steel construction for durability and corrosion resistance. Threaded interface ensures a tight and secure connection to protect diving equipment. Includes anti-lost rope for added security and prevention of equipment loss. The plug can be vented to avoid trapping the plug and making it difficult to remove due to the presence of high-pressure gas. Keeps Din port clean to prevent sand and dust contamination and maintain equipment protection. Great replacement accessories for underwater scuba diving din first stage regulator. Protect your DIN diving regulators with this dust cap, ensuring its reliability. Introducing our high-quality dust cover for diving equipment, designed to provide maximum protection and convenience. Made of durable plastic steel, this cover ensures a tight and secure connection that won't fall off easily. The threaded interface allows for a firm attachment, safeguarding your diving gear from dust and debris. The anti-slip concave and convex texture makes it easy to twist by hand, while the simple yet fashionable design adds a touch of style. Each dust cover comes with an anti-lost rope, allowing you to tie it to your equipment for added security. This feature helps prevent loss and ensures that your equipment stays protected at all times. Keep your Din port clean and free from sand or dust contamination with this reliable dust cover. Its corrosion-resistant and anti-aging properties make it a long-lasting solution for maintaining the integrity of your diving equipment. Upgrade your gear with our dust cover today and enjoy peace of mind knowing your equipment is well-protected. Item Name: Dust Cover Material: Plastic Steel Features: Lightweight, with Lanyard, Reusable, Universal Fit Size Details: L: 3.3cm/1.3", W: 2.7cm/1.06" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Dust Cover