WEIWEISTORE Retractable Neckband Bluetooth Headphones Neckband Earphone Wireless Earbuds 48H Playtime Built-in Speaker & IPX5 Waterproof, Auto-Coil Cord, Bilateral Stereo, Ultra-Light Comfortable Fit Bluetooth without Mic Headset  (In the Ear)

Bluetooth Running Headphone：This headphone designed with curved neckband and made of extra durable & flexible materials, bringing you more comfortable wearing experience. IPX5 sweatproof technology protect the headphone from sweating damaged while you’re running,jogging,hiking,climbing,bicycling,yoga,gym... indoor outdoor sports. High Definition Sound Quality：Larger drivers deliver high-fidelity stereo sound with crisp, clear highs and deep, rich bass. So with wireless earbuds, you can enjoy vivid sound like never before. It is your best choice for leisure and business. Revolutionary Auto-Retractable Cord System：Say goodbye to tangled wires forever! With a simple click, the earbuds detach and the cords automatically retract and coil neatly into the sleek neckband. This innovative design offers the ultimate in convenience and portability, making storage instant and effortless. Feather-Light & All-Day Comfort：Weighing only 0.26oz per earbud, these in-ear headphones are crafted with a 0.7mm flexible titanium alloy frame and soft, skin-friendly silicone. Designed to contour naturally to your ears, the frame offers a secure yet gentle fit, perfect for extended wear. The medical-grade silicone ensures a smooth, non-irritating surface that’s breathable and kind to your skin, making them ideal for daily use without pressure or discomfort.