Sigvaris 503 Natural Rubber 30-40 OPEN Toe Unisex Pantyhose Beig Features: * Remarkable... numerous scientific studies have shown the medical effectiveness of the 500 Natural Rubber Series. The material has a remarkably low 1% to 2% fatigue rate, making the stocking ideal for those with serious indications or long-term therapy. * Unique... manufactured from double-covered elastodien yarn, a yarn made from soft, natural rubber and offering the greatest degree of elasticity while maintaining sustained compression throughout the day. * Easy Wear... made from a porous, extremely permeable, and highly elastic fabric which makes the stocking easy to pull on and off, even in the higher compression categories. * Durable... the knitted fabric is double-covered textured yarn, and therefore retains its shape and is extremely durable. Sold per pair. Available in beige only. Fabric help determining your size? Use the sizing wizard to quickly and accurately locate your appropriate size. Catalog Numbers: Beige: S3: 503PS3O77 , S4: 5/tltracker.php?tid=1012" alt="" width="0" height="0">