AOTU Soccer Football Cycling Running Safety Anti-slip Knee Sleeves Protector Support   Features: - Cool and special pattern design show your unique texture and personality - With a strong protective effect, reduce the excessive stretching of muscles, so as to prevent sports injuries, reduce muscle fibrillation and energy consumption - Elastic design with rubber nylon stitching process, lightweight and breathable - Mesh design, more breathable and comfortable - Lightweight materials, effectively improve the efficiency of the muscles in motion - Suitable for both men and women - Material: nylon, thermoplastic elastomer and polyester fiber - Suitable for basketball, football, cycling, tennis, volleyball, badminton, running, hiking, mountaineering, fitness and other outdoor sports - Upper diameter: L: 28cm / 11.02 inches M: 27cm / 10.63 inches S: 25.5cm / 10.04 inches   Age: Adult,Universal Size: L,M,S 0.097 Package weight: 0.130 kg Package Size(L x W x H): 24.00 x 14.00 x 3.50 cm / 9.45 x 5.51 x 1.38 inches Package Contents: 1 x Knee Sleeve Protector     Disclaimer: We do not accept any responsibility or liability for the incorrect purchase of our products. All of the products on the website are extensively tested to comply with rigorous and strict QC standards. For all of our clothing products, items and accessories, please take careful note of the precise measurements, mainly shown in centimeters (CM). As part of our company policy, we will not be able to accept returns or provide refunds for items which are the wrong size.