Provides Grade 1 15-20 mmHg Compression, Great For Leg Circulation and Swelling Support. Easy To Use With Inside Leg Zipper, Prevents From Bending or Leaning Over To Zip Up Socks. Great For Daily Use, Offers Full Foot to Leg Compression Relief. Easy To Wear With Shoes or Without. Prevent Fluid Build Up In Leg Which Leads To Swelling and Pain. These Compression Socks Helps With Relief and Increase Leg Blood Circulation Throughout. The Built-In Zipper Helps Put On Compression Socks Much Easier Than Traditional Socks. Our Inner Fabric Protects The Zipper From Rubbing Against Skin.