<p>1. Premium Aluminum Alloy: Crafted with high-quality aluminum alloy, this ear equalization training tool is yet sturdy, offering excellent durability. Its is treated with anodization, providing resistance against and rust for long-lasting use.</p> <p>2. Enhanced Grip with Grooves: Designed with a groove in the middle, this practing ear pressure balance equipment improves your grip, allowing for a more stable and secure hold during underwater training sessions. Enjoy enhanced control and confidence while practicing your diving skills.</p> <p>3. Dual Cleaning System: Our innovative design of underwater training tool features a secondary water flushing system at the air intake, ensuring thorough cleaning of the airway. This helps maintain a clean and hygienic breathing passage, promoting safety and comfort during extended diving sessions.</p> <p>4. Ear Pressure Equalizer: Specifically developed as an aid for free divers, this ear pressure equalizer assists in mastering equalization techniques on land. Improve and fine-tune your ear pressure balancing skills to enhance your performance and comfort during deep dives.</p> <p>5. Professional Dive Equipment: This versatile ear equalization auxiliary practice tool is an essential addition to any diver's gear collection. Whether you're a beginner or an experienced diver, our product offers the necessary support and practice to refine your skills and excel in the underwater world.</p> <p>color:Blue</p> <p>Material: aluminum alloy</p> <p>Package Contents:</p> <p>1 x Ear Pressure Balance Trainer</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>