KneePro Ultra Flex III Knee Pads, Elastic Straps with Quik Snap Clips, Gray Orange ORS NASCO Manufactured from a lightweight and Manufactured from a lightweight and breathable FR Kevlar® Blend Excellent protection from the high heat and open flame of welder’s torches Superior cut resistance over cotton or light denim sleeves lubricates and protects threaded pipe and fittings Ideal for application with a wide variety of fluids and gases Articulating hinged design ensures proper placement all day long Metal rivet hinge ensures long lasting protection while kneeling or walking Specially designed Quick Snap clips ensure quick and easy removal Straps stay aligned with your legs in any position Built with strong flexible hard plastic outer shells that extend well above