【MULTI-USE】This flame resistant welding shirt designed for workers who may be exposed to potential flash fire and arc flash hazards typically associated with Oil & Gas, Utility, Construction and electricity workers.Self-extinguish garments can help prevent or reduce the severity of burn injuries for added protection. 【FR PROPERTIES】This FR work shirt for men provides a Arc Rating of ATPV 9.2 calories/cm²and meets the standards for CAT II/HRC2,the requirements of NFPA2112 standard on flame resistant garments for protection of industrial personal against flash fire,2018 edition.Also NFPA70E ASTM F1506 Cerfied! 【DURABLE MATERIALS】Constructed with 7.5oz 100% cotton fabric,for long-lasting durability and comfort, this FR welding shirt offers a layer of protection from the while in the workplace.We attached a small sample inside package for cunstomers simple FR try. 【CLASSICAL STYLE】The tactile and tough long sleeve work shirt is timeless, made with heavyweight cotton built to handle tough days on the job. It has an loose fit that gives you room to move and a soft feel that only gets better with time.The buckle above the chest pocket can help you conveniently place the walkie talkie. 【MORE USE TIME】When wearing please ensuring that the FR garment is laundered such that contaminants (e.g. dirt, oils, etc.) will not affect the performance of the garment when it is in use.otherwise pollutants such as oily dirt attached to the clothing may ignite, thereby affecting the performance of inherent flame retardant fibers.Our clothing supports industrial washing or home washing,the flame retardant effect will be maintained within 100 washes. VANLENS flame-resistant work shirt offering an original fit and made of 6.5oz, FR twill 100% cotton, this shirt provides a button-down collar with button closure, FR melamine buttons throughout, two chest pockets with flaps and button closures, extended sleeve plackets with two-button adjustable cuffs, It meets the performance requirements of NFPA 70E and NFPA 2112/CAT2 standards . Our FR workwear helps keep you covered and protected against the unexpected.