BriteLeafs 20-30 mmHg Firm Compression Stockings reduce moderate swelling, edema, and leg pain, treat medium-severity varicose veins, are useful post-surgery (such as vein stripping, schlerotherapy, EVLT) per doctor's recommendation, help reduce risk of Deep Vein Thrombisis (DVT) for higher risk patients, prevent recurrence of venous ulcerations, and treat mild lymphedema!