[Upgraded Cut-out Opening Design]The welding blanket adapts cut-out the opening shape, snap button and top 2 rings design, enabling the welding mat better use and making it better adapt to the narrow space and better protect personnel and equipment behind it.equipment behind it. [Premium Material]Made of 3-4 mm heavty duty carbon felt material, thicker, softer, more tear than other 1mm fiberglass and built with high-quality snap button, making our black welding blankets more last to use. [Heat Up To 1800°F] Our welding blankets made of high quality flame retardant fabric material, the high temperature resistance welding blanket fireproof can to 1800°F(1000℃) and 't melt. You can used on anywhere fire protection [Versatile Welding Mat]Constructed with 2 small hooks hole , 1 big hole, and 1 snap button, enabling the solder blanket can hang, suitable most size pipe and making it better adapt to the narrow space. Ideal for heat insulation, flame retardant, welding protection, soldering copper pipe, flame protection., Weight: 0.07495716908 pounds, Manufacturer: tiyao