U-shaped belt pressure sealing edging, built-in high-quality steel belt, compressive sealing, not easy to fall off, suitable for most welding helmets. Single Sided Auto Darkening Welding Safety Helmet, For Face Protection... This Extended length wrap-around cover with press-fit seal blocks more sparks, splashes, heat and UV rays. ESAB Sentinel A60 Welding Helmet - SPA Welding Supplies Spark Protection Neck Cover Welding Helmet Rear Extension Cover, Helmet Neck, Neck Visor, Anti UV Block Neck Guard The open ventilation design has good breathability and will not affect the helmet operation. Welding Helmet Rear Extension Cover Back Head Coverage For The wrap-around wrap-around seal silicone design quickly attaches to the edge of the welding helmet, and the extended wrap-around cover blocks more sparks. This product can prevent the rear light from entering the cap during welding work, and prevent splash sparks from burning.