Charcoal bamboo combined with therapeutic compression makes the perfect sock for circulation improvement, relieving tired and aching legs. Wellness socks prevents mild swelling and DVT (deep vein thrombosis) when travelling. WE NEED SPACE - sale now on. 1 item = 60% off 2 items= 65% OFF ENTIRE ORDER 3 items = 70% ENTIRE ORDER sitewide - no code needed - calculated at checkout! 15-20mmHg highest compression at the ankle and graduating controlled amounts of pressure decreasing at the knee promoting free blood flow. Charcoal bamboo is super soft, wicks moisture away from your skin, aids blood circulation and helps with thermal control. Charcoal is a natural anti-bacterial agent so less phewww! It is not generally advisable to wear compression socks while sleeping in bed as it may interfere with underlying medical conditions. Please consult your doctor if in doubt. Sizing:Small - men up to shoe size 7, women up to size 8Medium - men shoe size 8 to 10, women size 9 to 12Large - men upwards of 11, women upwards of 13