The 3M™ Speedglas™ G5-02 Head Suspension Assembly is a highly-adjustable headband for the 3M™ Speedglas™ G5-02 Welding Helmet. This assembly comes with a smooth ratchet for precision tightening and stability, as well as a sweatband for user comfort.How can you achieve wider welding helmet views without making the helmet wider? Completely revolutionize the product design by inventing a curved filter. The 3M Speedglas G5-02 Welding Helmet is a slim, lightweight, and incredibly effective welding helmet that offers a 100% wider field of view compared to 3M's previous largest welding filter. This 150 mm curved glass window is flexible, as well, making it a durable and reliable solution that doesn't compromise on performance. Experience the future of welding protection by equipping the 3M Speedglas G5-02 Welding Helmet.