Elastic,
Breathable,
Nylon, Spandex, Latex silk,
M: length 22cm, Upper width 12cm, down width 10.5, Elbow circumference: 23-30cm(Suitable for wight 45-65kg),
L: length 22.5cm, Upper width 13cm, down width 11.5, Elbow circumference: 30-36cm(Suitable for wight 65-85kg),
XL: length 23cm, Upper width 14cm, down width 12.5, Elbow circumference: 36-42cm(Suitable for wight 85-105kg),