Vital Salveo- Bamboo Charcoal Running Cushion Thick Sport Athletic Socks Innovative Fiber--Using bamboo charcoal and germanium material to make the physical activity get more energy and prevent bacteria growth to increase foot health, keep your feet comfortable. Enhance Performance--Mesh ventilation with High-density weaving on the instep let your feet breathe and dissipate heat whole the day. Improve Circulation--Far infrared and negative ion promotes blood circulation, reduce muscle fatigue during sports and long periods on your feet. Comfortable Fit--The plantar thickening design can help protect toes, heel and plantar to reduce rubbing and possible injury risks. Breathable weaving - The mesh ventilation making your feet breathe and dissipate heat. Soft cuff - The elastic soft cuff on the ankle length letting you feel comfortable in any outdoor activities. Y-heel design - Fixed the position of the socks in the movement, reducing the sliding and pulling. Thicken design - Improve socks durability and increasing wearing comfort.