The Radians SV51B is a two-toned color-blocked hi-vis vest with zippered phone and tablet pockets, so your expensive devices stay secure within your vest. This helps them stay secure in your pockets alleviating the possibility of damage to your phone or tablet or to others working below you. The black binding and color-blocked front help maintain a clean and professional look. Plus, the longer shirt tail hem delivers better coverage in the back. This surveyor-styled vest is feature-rich and has numerous applications in construction, manufacturing, and maintenance. Rated ANSI/ISEA 107 Type R Class 2.