Introduction Halyard Health 50708 Model KC300 Nitrile Power-Free Exam Gloves, Dispo are brand new, gray-silver disposable nitrile exam gloves that are ambidextrous. These gloves are size large and intended for use in clinical settings where there is low-to-high risk of exposure to fluids. They are latex-free for individuals with latex allergies, and powder-free for preventing powder-related complications.