EVA, Latexsthined: Compared to general latex pads, wrestling knee pads use thick and durable EVA pads that have better flexibility and can withstand the friction and effect caused by exhausting exercise. Study knee pads are effective in preventing sports injuries and receiving tiredness against fatigue due to long kneeling. Professional: This is made of high -strength polyclotton, which will not cause oil and breaking due to long kneeling exercise, which is designed to be ergonomically. Volleyball knee pads adapt to your knee all day and make it easy to attach and remove it, making it ideal adjustable knee pads for you. Updated basketball knee pads with adjustable straps are more anti -slip and are easily adjusted by the bandage. Black volleyball knee pads are available in the middle (12.6-15 ') and large (15-20.5') in 2 dimensions to fit into men and women of different sizes. Please select the size according to the size schedule. If you have any questions, please do not hesitate to E -Post with me. We will do our to correct the problem.