We Take 6 Compression Measurements At Precise Intervals Between The Ankle And End Of Garment. Multiple Measurements Guarantee Our Garments Are Comfortable And Deliver An Accurate Distribution Of The Pressure Gradient. HELPS PREVENT AND RELIEVE MODERATE TO SEVERE VARICOSE VEINS, GREAT FOR POST-SURGICAL And Post-therapy Treatment And To Help Prevent The Reappearance Of Varicose And Spider Veins. Helps In Treatment Of Moderate To Severe Edema Or Lymphatic Edema. Helps With The Management Of Active Ulcers And Manifestations Of Post-thrombotic Syndrome GRADUATED COMPRESSION AIDS BLOOD CIRCULATION, 3D weave provides a more soft, comfortable feel. Hand wash warm. Drip dry. Do not bleach. Latex Free. 20-30mmHg Graduated Compression that is strongest at the ankle and gradually diminishes as it goes up the leg - not just providing a Squeezing effect like most other available compression products. The graduated compression helps fight the force of gravity and circulate blood back to the heart and lungs more efficiently. When blood is properly circulated, it provides much-needed oxygen and nutrients to tired muscles