Item Type: Scuba Diving Regulator Dust Cap Material: Aluminum Alloy Package List 1 x Scuba Diving Dust Cap 1Function: Dust cover can keep the diving regulator 1st stage clean, and prevent the sealing ring from falling, no water leakage. 2Easy Storage: With a lanyard, the dust cover can be fixed on the first stage with a rope to prevent loss and ensure long term reliable use. 3Durable Material: Made of aluminum alloy, the dust cover is durable and long lasting, providing reliable protection for your belongings. 4Application: Dust cap is applicable for underwater scuba diving first stage DIN regulator, very practical replacement accessories. 5Hassle Free Installation: The dust cover with a user friendly design, making it quick and easy to put on and take off. No complicated instructions or tools required.