Pulsaar Active Ankle Support with Bamboo Charcoal and Germanium (1 pc., black). This compression ankle support accelerates recovery. Infra Reflect technology, thanks to the properties of bamboo charcoal and germanium, uses natural body heat to locally raise temperature, improving circulation. A special construction made of variable-thickness fabric conforms to the foot. The open heel prevents slippage while moving. It stays in place all day long. The breathable material utilizes the absorbent properties of bamboo charcoal. Technical data: Material: 23% cotton, 19% polyester (Ge), 15% polyester (BC), 10% polyester, 19% nylon, 14% lycra spandex Bamboo charcoal has high moisture-absorbing and odor-absorbing properties Germanium has oxygenating, anti-inflammatory and immune-supporting properties Made of breathable 3D fabric for high comfort and long-lasting support Certified first-class medical device Seamless construction does not cause pressure points or irritations Medium compression Moisture does not change the properties of the bandage