Cherokee is forever coming up with one excellent product after another and this 4 single PR of Support Socks in Jasper is no different. It is a true gradient compression support sock in 90% textured nylon, 10% DuPont Lycra 3D for 8-10 mmHg compression knee-hi sock. Tested and approved by DuPont to carry the Lycra 3D label. One size fits shoe size 6-11. Also, is APMA accepted.