Features 1、It can effectively prevent the petard, welding slag, dust and other objects invasion to burn the neck and face. 2、With auto darkening lens filter, it allows you to weld in close quarters. Once it senses the arc light, it can turn dark to protect your eyes well in the fastest speed. And when the light disappear, it will become transparent automatically. 3、The mask adopts premium material and sponge viewing ares frame, durable, sweat absorption, heat resistant, breathable, very comfortable to wear. 4、Ideal accessory to provide full protection for welding workers. 5、With the hook&loop on mask's back for quick, convenient wearing and size adjustment. Specification Features: It can effectively prevent the petard, welding slag, dust and other objects invasion to burn the neck and face. With auto darkening lens filter, it allows you to weld in close quarters. Once it senses the arc light, it can turn dark to protect your eyes well in the fastest speed. And when the light disappear, it will become transparent automatically. The mask adopts premium material and sponge viewing ares frame, durable, sweat absorption, heat resistant, breathable, very comfortable to wear. With the hook&loop on mask's back for quick, convenient wearing and size adjustment. Ideal accessory to provide full protection for welding workers. Specification: Condition: 100% Brand New and High Quality Material: Cow Leather+Sponge+Glass Color: Sun Yellow+Black(Shown as pictures) Helmet Height: Approx. 32.5cm/12.79inch Head Circumference: Approx. 60cm/23.62inch Lens Dimension(LxW): Approx. 10.8x4.5cm/4.25x1.77inch Auto Darkening Shift Time: 1/25000s Weight: Approx. 400g Packing List: 1 x Welding Helmet with Lens Notes: All size datum are measured by hand, please allow small deviations. The actual item's color may be slightly different from the pictures shown on web due to different monitors. We appreciate your understanding. Package List