The Milwaukee L/XL AR/FR CAT. 1 Class 3 High Visibility Safety Vest allows users to carry more with breathable protection. This Arc-Rated and Flame-Resistant Vest has 10-pockets, including pen pockets, a chest pocket with closure, and an internal pocket for easy access to essential items while on the job. The yellow safety vest features a quick internal size adjustment for better fit and a durable pass-through slit for fall protection gear. AR/FR breathable, anti-static GLENGUARD Mesh provides added comfort to users when wearing the vest as part of a complete AR/FR garment system and rated to an ATPV of 5.1cal./sq.cm. Class 3 high visibility vests are recommended for users working in environments requiring additional visibility, traffic traveling over 50 MPH, and/or around heavy machinery. AR/FR CAT. 1 Class 3 Vests are ANSI compliant and can be customized by adding a user's logo. Size: Large/Extra Large. Color: Yellow / High Visibility. Gender: male. Age Group: adult.