Specifications: It is made of high quality elastic weft knitted fabric, soft, comfortable and breathable. The upper mouth adopts silicone anti-slip strip to effectively prevent falling off during exercise. Suitable for cycling, fishing, golf, drive, jogging and all other outside activities. Type: Arm Sleeves Gender: Unisex Material: Spandex, Lycra, Silicone Quantity: 1 Pair Features: Soft, Elastic, Breathable, Comfortable M Size: Length: 38cm/14.96", Top Circumference: 23cm - 27cm/9.06" - 10.63", Below Circumference: 13cm - 15cm/5.12" - 5.91" (Approx.) L Size: Length: 39cm/15.35", Top Circumference: 25cm - 29cm/9.84" - 11.42", Below Circumference: 15cm - 18cm/5.91" - 7.08" (Approx.) XL Size: Length: 40cm/15.75", Top Circumference: 27cm - 32cm/10.63" - 12.60", Below Circumference: 18cm - 20cm/7.08" - 7.87" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Included: 1 Pair of Arm Sleeves