Quantity & SizeYou will get 1 pair of working knee pads in size L. L size 50*21CM is suitable for leg circumference: from 35-45cm (13.8-17.7 inches), measure from 10cm above the knee . Knee Pads for Work If you have to work on your knees for a long time, functional knee pads are essential. Our work knee pads are made of premium 20mm thick EVA foam to provide the softest and thickest support for your knees, allowing you to work for hours on construction sites, gardens, concrete, planks or rough terrain. High-quality MaterialThe knee pads are made of polyester and neoprene; they are lightweight, wear-resistant, non-slip, impact-resistant, effectively shockproof, and do not restrict your freedom of movement. The inside of the knee pads is made of cotton, and the air holes do not stick to the skin, which is more suitable for long-term work. AdjustableThe knee pads are designed with one-piece elastic hook and loop straps that can be adjusted to any degree of tightness, so you don't have to worry about the straps tearing or losing their elasticity after a while. Thanks to the adjustable hook and loop strap and anti-slip stripe design, they are easy to put on and take off, fit your knees well, and you don't have to worry about slipping. OccasionsThe knee pads are suitable for most occasions, ideal for working on concrete, hardwood floors, can be used for gardening, house cleaning, construction work, floor cleaning, welding, laying flooring and tiles and more. They are ideal for protecting the knee joint from injury.