This product has been designed to provide support to the ankle with mild sprains. It applies constant compression to the ankle to remove edema.
Made of specially designed air permeable highly elastic 3D knitted fabric. 

Sizing: (Measured around the Ankle)
Small: 24 - 26cm
Medium: 26 - 28cm
Large: 28 - 31cm
X-Large: 31 - 34cm
XX-Large: 34 - 37cm