Medium-strength graduated compression (20-22 mmHg) provides stronger support at the foot and ankle, where you need it most, and gradually decreases up along the leg to the knee and thigh. This unique construction acts like a “second heart” – pushing blood up to the heart and improving blood circulation to help prevent blood clots. ITA-MED Sheer Pantyhose are designed with graduated compression for women who feel the physical pressures of an active lifestyle. They last longer, help save you money and become an investment in your health. Nylon 80%/Spandex 20% Made in US HIGHLY RECOMMENDED BY DOCTORS: To help treat blood clots, varicose veins and other venous disorders. Ideal during and after pregnancy and for people with cellulite problems. Improves blood circulation and helps alleviate pain GRADUATED COMPRESSION provides stronger support at the foot and ankle, where you need it most, and gradually decreases up along the leg to the knee and thigh PERFECT FOR WOMEN who spend a lot of time on their feet, sit without movement or lift and carry heavy loads. Makes you feel more energetic and less fatigued all day long BEAUTIFUL DESIGN: Sheer, elegant, comfortable and last much longer than conventional fashion hosiery. Lace top with three silicone bands to secure them in place on the thigh PROUDLY MADE IN THE USA ITA-MED brand is one of the Best-Selling Health line in the USA UPC 656175010728 ASIN B008D01C10 Size Tall Color Black Pattern Solid Material Silicone Brand Name ITA-MED Rise Style High Rise Unit Count 1 Count Fabric Type Nylon 80%/Spandex 20% Part Number I H-150 T BL Manufacturer ITA-MED Style Number I H-150 T BL Product Style Sheer Number of Items 1 Number of Pieces 1 Age Range Description Adult Product Care Instructions Hand Wash Only Global Trade Identification Number 00656175010728