Specification: Material: 88% polyester, 12% spandex Size: M, L, XL, XXL Color: As the picture shows Features: Moisture Wicking, Elastic, Sunshade Season: Spring, Summer, Autumn, Fall, Winter, Year-round Gender: Men, Women, Unisex Theme: Sports Sport Type: Fitness, Football/Soccer, Basketball, Golf, Tennis, Cycling, Bowling, Baseball Type: Arm Sleeves Age: Universal Size Chart: Size---------Total Length------------Upper Circumference--------------Lower Circumference---------------Suitable Weight M-----------38cm/14.96"------------23-27cm/9.06-10.63"--------------13-15cm/5.12-5.91"---------------50-60kg/110.23-132.28lb L------------39cm/15.35"------------25-29cm/9.84-11.42"--------------15-18cm/5.91-7.09"---------------60-70kg/132.28-154.32lb XL----------40cm/15.75"------------27-32cm/10.63-12.60"-------------18-20cm/7.09-7.87"---------------70-80kg/154.32-176.37lb XXL---------41cm/16.14"------------29-34cm/11.42-13.39"-------------20-22cm/7.87-8.66"--------------->80kg/176.37lb Packaged include: 1 Pair of Unisex Compression Arm Sleeves Made of cooling stretchy fabrics (90% nylon and 10% spandex). Arm sleeves brings you a better wear experience, Not only you will feel cool in the hot summer, but also fast sweat kick-away and fast dry, ensure outstanding comfort and make your skin fresh during everyday activities. It can offer perfect 360° fitness and suitable for human engineering and fits to the arm curve perfectly, helping the arm to release the pressure better. Adapt a seamless technology and these sleeves are elastic. The sleeves don't make you feel itchy and leaving imprints on your arms. Great skin protection when you're playing, driving, biking, fishing, running, gardening, soccer, basketball, tennis, etc.