Technical data: Weight without lenses in g - 342 Width (mm) - 230 Height (mm) - 290 Depth (mm) - 175 Filter dimensions - 90X110 The helmet is equipped with a filter and a protective glass measuring 90x110mm as standard. Additionally, the PS-4 model has a mounted leather protective apron that covers the welder's neck. The helmet body is mounted to a headband with horizontal adjustment - a patented solution (legal protection). ** Illustrative photos.