KleenGuard Personal Protective Equipment (PPE) enables rather than inhibits allowing for maximum productivity and safety for you and your employees. That is just one of the reasons why millions of people wear them for protection both at work and at home. KleenGuard Nemesis Foam Gaskets are an attachable and detachable eyewear accessory that are compatible with all standard KleenGuard Nemesis Safety Glasses. Safety Glasses Style: Wraparound; Material(s): Foam; Compatible With: Standard Size KleenGuard Nemesis Safety Glasses; Quantity: 24/Carton.