Straight Cuff – ASTM Class 2. From the name you trust and the brand you depend on: Chance Lineman Grade Gloves Features & Applications: The ultimate source of protection expected from the Chance name. Offers a new level of comfort and flexibility. Constructed for high dielectric and physical strength. Ergonomic innovation. Superior products. Timely solutions. Just a few of the reasons the industry turns to Hubbell Power Systems and the Chance brand.