Sellstrom Ultra Flex III KneePro Professional Knee Pads for Men & Women with Triple-Layer Foam Cushioning, Heavy Duty Outer Shell, Speed Clips - for Construction Work, Gardening, Roofing, Flooring. The KneePro Ultra Flex III Knee Pads have earned the trust of workers everywhere for outstanding comfort, fit, and productivity. Whether sitting, kneeling, or even running, these premium grade knee pads won't fall down on the job. Unique hinged design moves with your knees and stays with you while kneeling, walking, or even running. Soft elastic woven straps are placed well above and below the knee to ensure proper pad placement with no binding. Made with a strong and flexible outer shell that extends well above and below the knee for added protection. Super lightweight design is ideal for extended use and takes comfort to an even higher level. Long lasting 5/8" closed cell foam pad delivers superior comfort and performance. Non-marking grip strip can be used on any surface without getting damaged. Replacement straps, clips, and grip strips sold separately. Excellent for welders, ship builders, roofers, construction workers, flooring installers, and anywhere hard-working knee pads are required.