ATPV Rating 8.9 cal/sq cm, Arc Flash PPE Category 2, Collar Style Button-Down, Color Gray, Fabric Weight 5.5 oz, Features Double Needle Reinforced with Nomex(R) Thread Throughout the Garment for Durability, Triple Vent Technology, Closure Type Buttons, Gender Men’s, High-Visibility No, Flame-Resistant Collared Shirt, Material Trade Name Inherent Blend and Treated Cotton, Maximum Chest Size 38 in, Minimum Chest Size 36 in, Neck Style Collar, Number of Pockets 2, Pattern Solid