Feature: 1. TPU and PP Materials: Crafted from premium TPU and PP, the diving marker nozzle is safe and dependable. It is sturdy, wear proof, and reusable, ensuring long lasting use. 2. Easy Inflation and Deflation: Equipped with a disc, simply press to inflate, and the nozzle will not leak once released. Deflation is just as easy by pressing the nozzle, offering convenience in use. 3. Leakproof Design: Featuring a spiral buckle to prevent airflow leakage, the nozzle guards against accidental deflation, making it ideal for scuba diving, underwater activities, swimming, and more. 4. Compact and Portable: With a compact structure and lightweight design, this practical SMB inflator nozzle is easy to carry, making it a nice gift choice for family or friends who enjoy water sports or diving activities. 5. Versatile Installation: During installation, use a hair dryer to heat the TPU tube for an easier fit. The nozzle requires high frequency welding and professional installation when used as a accessory. Specification: Item Type: Diving Marker Nozzle Material: TPU Length: Approx. 6.7cm/2.6in Width: Approx. 2.4cm/0.9in Package List: 2 x Diving Marker Nozzle Parts