Designed to help relieve the more pronounced conditions associated with poor circulation. Graduated compression technology delivers a compressive action to the leg that is greatest at the ankle, then gradually decreases toward the heart. The amount of compression is expressed as mmHg (millimeters of mercury). The 30-40mmHg Extra Firm compression level is great for post-surgery and severe edema, severe varicosities, venous ulcerations and insufficiency, hypotension, post-thrombotic syndrome (PTS), and post sclerotherapy, just to name a few. Truform medical stockings feature classic styling and a smooth knit texture that helps conceal unsightly conditions. The closed-toe offers a more natural stocking feel. Color options are basic neutrals for all-occasion wear. For men and women. Truform stockings, socks, and pantyhose feature Graduated Compression Technology, which delivers a compressive action to the leg that is greatest at the ankle, then gradually decreases toward the heart.