Ideal for daily wear use and under arc flash suits and coveralls. Features: 6.5 oz 100% cotton interlock knit FR.ARC Rating: ATPV 10.6 cal/cm2.Aramid high-tenacity FR thread.1 chest pocket.Melamine FR buttons.Dual-certified to NFPA 70E and NFPA 2112-2018 standards Specs: FR/AR 6.5oz Cotton Long Sleeve Henley-NFPA 70E & ASTM F1506- ATPV 10.6 Cal/cm2 Case Quantity: 30 Case Length: 64 Case Width: 42 Case Height: 29