Everstride Premium Bamboo Compression Stockings 2x in Black 15-20 mm Hg true graduated compression These socks are knit from a soft bamboo blend. They are designed for wide calves, providing a gentle & comforting compression that doesn't restrict movement or cut off circulation. These socks use graduated compression 15-20 mm Hg. The stockings help to restore healthy blood flow, ease pain, combats fatigue & relieves the heavy feeling in your legs. Smoke free house. All offers & questions are welcomed. Thank you for looking at my closet!