TOFLY Compression Socks are Grade 1280D, which means they will stay firm with graduated compression between 20 and 30 mmHg. Don't wait to fit you like a regular sock. They must be tight to achieve their magic! Please use the size chart in our images for reference. Compression socks are the ideal companion for mothers before, during and after pregnancy. ✓ TRUE HIGH QUALITY COMPRESSION WITH GRADED: Eliminates swelling in ankles, feet and toes caused by fluid retention and poor circulation. Improves circulation to prevent blood build-up in the legs (the main cause of varicose veins). ✓ Compression socks accelerate blood flow to the heart, to transport more oxygen and nutrients for you and your baby through the bloodstream. ✓ SLEEP IN NIGHTS - Socks can help prevent and reduce leg and foot cramps, common during pregnancy. How to Wear Maternity Compression Socks: 1. Place your hand inside the sock and pick up the tip. 2. Flip out the top half of the sock. 3. Slip your foot into the tip of the sock and gently slide the sock over your heel. 4. Use your fingers or the palm of your hand to slide the sock over your leg. Do not pull from the top as it may break. 5. Keep sliding the sock over your leg until it is positioned correctly. Repeat these steps on the other leg. We offer a 100% satisfaction guarantee. That's because we know these socks WORK! And the special price is only available for a limited time, click the yellow "ADD TO CART" button and buy it NOW! A better day starts here! :)