Features1Highly Elastic: This arm sleeve guard is highly elastic, not tight, and it can be stretched freely to protect the skin that is suitable for outdoor sports. 2Silicone Anti Slip Strips: The compression sleeve has built in silicone anti slip strips, which fix the upper mouth position, and the movement is not easy to slide down. 3Fashionable Digital Printing: Our arm sleeves are designed with fashionable digital printing, not easy to fade, bright colors eye catching, improve safety. 4Breathable: The ice silk arm sleeve adopts perspiration wicking and breathable fabric, moisture absorbing and quick drying, sunscreen and breathable. 5Wide Application: Our compression sleeve has wide application that is suitable for cycling, climbing, running, driving, playing, fishing.SpecificationItem Type: Sports SleeveMaterial: 88 percents polyester 12 percents polyurethaneGross Weight: 55g/1.9ozM: Overall length: 38cm/15.0in, upper circumference: 23-27cm/9.1-10.6in, lower circumference: 13-15cm/5.1-5.9inL: Overall length: 39cm/15.4in, upper circumference: 25-29cm/9.8-11.4in, lower circumference: 15-18cm/5.9-7.1inXL: Overall length: 40cm/15.7in, upper circumference: 27-32cm/10.6-12.6in, lower circumference: 18-20cm/7.1-7.8inXXL: Overall length: 41cm/16.1in, upper circumference: 29-34cm/11.4-13.4in, lower circumference: 20-22cm/7.9-8.7inPackage List1 Pair xSports Sleeve