Silky, smooth-knit texture and soft stay-up top designed for wearing comfort; flexible but snug fit ensures compression pantyhose remains in place throughout the day. 2020 Upper Grade .High-elastic mciro fiber are delicate, soft, velvety, stronger and do not rub at heels to make them 3-D design, perfectly fit your leg.Exquisite workmanship to prevent crotch from splitting,Latex free. Comfortable for all day, everyday use. Premium stay up top leaves no marks. Ideal thickness to fit any shoe. Discreet and stylish design for walking, sitting, standing, travel and all attire from casual to work, dress or formal. 20-30 mmHg Therapeutic Firm Support,Graduated Gradient Compression Design.Massages and energizes tired, achy legs and helps prevent and treat: fatigue, pain, stiffness, soreness, swelling, cramps, shin splints, varicose veins, lymphedema, phlebitis, DVT (deep vein thrombosis), blood clots and plantar fasciitis. Why choose DCCDU Medical Grade Compression pantyhose? Approved! Utilizing specialized fabricating machinery and medical grade fabrics we are able to create a high quality compression pantyhose. Dry Clean Only. . 70%NYLON,30%ELASTANE.